Actualia of the DBG
Actualia (engl.) · Conference Report

Tetrapyrrole Photoreceptors of Photosynthetic Organisms (ICTPPO)

Participants of the biannual ICTPPO Conference in front of the University in Kaiserslautern, Germany. Photo: Nina Bäuerle

With more than 100 international participants, the 16th International Conference on Tetrapyrrole Photoreceptors of Photosynthetic Organisms (ICTPPO) was held from 24th to 27th August 2025, at the University Kaiserslautern-Landau (RPTU) in Kaiserslautern, Germany. Organized by Professor Nicole Frankenberg-Dinkel and her team, together with international scientists, this biennial conference remains the foremost meeting for researchers in microbiology, molecular biology, structural biology, spectroscopy, biochemistry, electron microscopy, and bioinformatics, who study the functions, synthesis, and structures of tetrapyrroles and their binding proteins. Prof. Bernhard Grimm and Prof. Frankenberg-Dinkel report about topics and keynotes and reveal, why it also was advantageous to have more than scientific skills.

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Actualia (engl.) · Conference Report

International Symposium of Endocytobiology in Berlin

Group photo during the Thursday session in the Elisabeth Schiemann lecture hall of the Freie Universität Berlin. Photo: Dr. Petra Redekop

From 16th to 19th September 2025, 74 scientists attended the 23rd Symposium of the International Society of Endocytobiology (ISE), which takes place at various locations in Germany, alternating with the International Conference of Endocytobology. At the Freie Universität Berlin, a lively exchange on presymbiotic and endosymbiotic cell and organelle biology took place over 29 lectures, 31 posters, during a campus tour, and in a particularly relaxed atmosphere at the "Young Organelle BBQ" and the conference dinner. Organiser Professor Margarete Baier reports about topics of the meeting, and the titles and names of the awarded early career scientists. 

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Actualia (engl.) · Conference Report

Cell and molecular biology of the green alga Chlamydomonas reinhardtii

Conference participants in front of the Prince-Bishop's Palace in Münster. Photo: The Chlamy2025 Organizing Committee

270 researchers discussed their latest findings at the International Conference on the Cell and Molecular Biology of Chlamydomonas. Organizers Prof. Dr. Michael Hippler and Prof. Dr. Michael Schroda provide an insight into the latest research priorities on the well-established algal model organism and describe what the participants particularly enjoyed. 

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Actualia (engl.) · Conference Report

Summer School: Why numbers matter

The contributors and participants of the Summer School came together from five university places: Photo and (c): Andreas Richter

The Summer School „The Numbers Matter: Exploring Photoautotrophic Organisms through Quantitative Biology” took place from 15th to 19th September 2025 at the Institute for Biosciences at the University of Rostock. Fourteen PhD students and Rostock’s colleagues discussed recent findings, experienced hands‐on workshops on quantitative techniques. Theoretical lectures accompanied the lab courses. The organisers Jun.-Prof. Dr. Jennifer Selinski (Kiel) and Jun.-Prof. Dr. Andreas Richter (Rostock) report on the topics and contributions of the DBG-supported Summer School.

Englischer Bericht
Actualia (engl.) · Conference Report

Frontiers in Plant Systematics and Evolution

Some of the symposium’s participants came together in the entrance hall of the Centre for Organismal Studies (COS). Photo: Dr. Roland Gromes (COS)

This year’s meeting of our Section Biodiversity and Evolutionary Biology brought together early career researchers (ECRs) and experienced scientists. The more than 90 participants from four countries presented and discussed recent research results under the motto Frontiers in Plant Systematics and Evolution in Heidelberg at the End of August. Prof. Dr. Elvira Hörandl (Göttingen), reports on the highlights, the topics, informs, who of the ECRs received prizes for excellent research, and who was elected to be the new speaker of the Section. 

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Actualia (engl.) · DBG

Planning and Board Meeting: Our International Conference and ECR’s Topics

In the buildings of the Ruhr University Bochum (RUB), located behind the greenhouses of RUBs Botanical Garden, DBG’s board members explored the locations of our next international conference. Photo with kind permission of Dr Wolfgang Stuppy

On 9th and 10th September DBG’s Executive and Extended Board met at the RUB to coordinate not only the highlights of the programme of our German Society for Plant Sciences (DBG) International Conference, the Botanik-Tagung, but also discussed the first results of DBG’s survey about the needs of early career researchers (ECRs), which is running since 1st August. The invitation of the next conference chair, Prof. Dr. Christopher Grefen, also encompassed a test about possible meals that could be served at the conference, which awaits - like in previous years - several hundreds of plant scientists from various disciplines next year. Board reports from our president, Prof. Andreas Weber, our Treasurer, Prof. Raimund Tenhaken, about the impact of our scientific journal Plant Biology, about outreach and website, as well as solutions for current challenges for scientific societies were also topics discussed at this year’s Board meeting. 

Actualia (engl.) · Conference Report

Joint Section’s meeting for ECRs

The ECR group in front of the venue, the World Heritage Site of St. Michael's Church in Hildesheim, Germany, who took part in the first joint meeting of two of DBG’s Sections. Photo: Dietrich Ober

From 1st to 3rd September 2025, the Early Career Workshop (early career researchers, ECR) of the DBG's sections Natural Products and Applied Botany took place at the Michaeliskloster Hildesheim, Germany. Over thirty doctoral students and postdocs from 16 institutions across Germany, as well as from the United Kingdom and Denmark, presented their current research work and used the forum for intensive scientific exchange. The two organisers, Prof. Dr. Dietrich Ober and Prof. Dr. Christian Zörb, report about the topics and research focuses discussed in the first joint meeting of the two Sections. 

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Actualia (engl.) · Promoting young researchers

Descendant of plant scientist Wilhelm Pfeffer supports our Foundation

The president of the Wilhelm Pfeffer Foundation, Severin Sasso, thanks Robert William Pfeffer (left) for his generous donation in front of a portrait of the plant scientist, Wilhelm Pfeffer (1845-1920) at Leipzig University. Photo: private

In May, Canadian Robert William Pfeffer, great-grandson of eminent plant scientist Wilhelm Pfeffer, visited the places in Leipzig, Germany, where the namesake of the Wilhelm Pfeffer Foundation had conducted his research at the turn of the 19th century. Robert William Pfeffer and his wife Martha Pfeffer presented a generous donation of 10,000 Euros to support the goals of the DBG's own foundation, which honors early-career plant scientists for outstanding research achievements. The foundation alternately awards the Wilhelm Pfeffer Prize for a Ph.D. thesis and the Prize for the Best Plant Science publication.

Actualia (engl.) · Promoting young researchers

Awarded: Discovery of a key enzyme for a toxic alkaloid with great application potential

Shenyu Liu (left) is placing a plant extract sample into the liquid chromatography–mass spectrometry (LC-MS) analyser, Sara Leite Dias (middle), is studying barley plants in the green houses, and Dr. Ling Chuang (right) is injecting the DNA transferring Agrobacterium tumefaciens into the leaf of the tobacco relative Nicotiana benthamiana. Photos (f.l.t.r.): Yitong Ren, Lynne Tiller, and Susan Schlüter

For their study published in the journal Science on the genetic basis of the biosynthesis of gramine, a toxic alkaloid in barley, the three first authors receive this year's Prize for the Best Plant Science Publication. The prize, awarded by the Wilhelm Pfeffer Foundation of our German Society for Plant Sciences and endowed with 1,000 euros, goes in equal parts to:  

  • Sara Leite Dias from the Leibniz Institute of Plant Genetics and Crop Plant Research in Gatersleben (IPK), to
  • Dr. Ling Chuang during the study at the Leibniz University Hannover (now at the Max-Planck-Institute for chemical ecology), and to
  • Shenyu Liu, also from Leibniz University Hannover. 

"The discovery of the key enzyme for the production of gramine completes our knowledge of its biosynthetic pathway and holds the potential for numerous applications in plant breeding and agriculture. In addition, the enzymatic mechanism for creating a new carbon-nitrogen bond is also quite unusual,“ Prof. Severin Sasso, president of the Wilhelm Pfeffer Foundation, explains the award for this Science study entitled 'Biosynthesis of the allelopathic alkaloid gramine in barley by a cryptic oxidative rearrangement'. The elucidation of gramine biosynthesis also enables its production in other organisms that cannot synthesize gramine themselves, as the authors have shown for the model plant Arabidopsis thaliana or the yeast Saccharomyces cerevisiae. The new results also provide a basis for the breeding of improved barley varieties that are more resistant to herbivores, fungi and bacteria in the future and thus make a contribution to sustainable pest control. At the same time, the existing toxicity of barley for ruminants can be reduced in the future.

More on DBG's awards for early career plant scientists:

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Actualia (engl.) · Conference Report

International Symposium “Evolution of Plant Reproduction”

A part of the participants came together for the group photo. Photo: Henri Dümpelmann. Please click to enlarge

The scientific conference on the evolution of signalling and development in plant reproduction, organised by the DFG Research Unit “Innovation and Coevolution of Plant Sexual Reproduction (ICIPS)” in March in Berlin, was attended by more than 100 plant scientists from more than eleven countries. It not only provided a forum to discuss latest research results on land plants but also revealed that regulatory processes might have evolved before the traits that actually indicate them. Prof. Dr. Annette Becker and Dr. Romain Scalone summarize the international meeting, introduce the diversity of plants being under investigation and report about the awards that were given for best posters and an oral presentation. 

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Actualia (engl.) · Conference Report

21st Conference of the Phycology Section

The participants of the 21st Phycology Section Conference in front of the "Alte Mensa" in the heart of Göttingen. Photo: Samuel Gerent

From March 9th to 12th, 2025, the 21st scientific conference of the Phycology Section of the German Society for Plant Sciences (DBG) took place in the venerable halls of the "Alte Mensa" at the University of Göttingen. The conference was organized by Dr. Maike Lorenz, Prof. Jan de Vries, Prof. Thomas Friedl, and Dr. Janine Fürst-Jansen (University of Göttingen), and provided over 120 participants from Germany and abroad an opportunity to present and discuss their current research in the field of algal studies. A wide range of phycological topics was covered in 44 talks and 50 posters. Most of these contributions were presented by PhD students and postdocs and stood out for their high scientific quality. One of the many highlights was the visit to the University of Göttingen's Culture Collection of Algae (SAG) on the final day of the conference. Additionally, participants had the opportunity to explore Göttingen’s historic old town through guided tours in both German and English, with many references to the university city's fascinating history.

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Actualia (engl.) · Conference Report

23rd Central German Plant Physiology Conference

Participants of the 23rd Central German Plant Physiology Conference in front of the venue, the Leucorea at Wittenberg. Photo: Ralf Bernd Klösgen

The annual meeting of the plant physiology groups at the Universities of Leipzig, Halle, Jena and Dresden took place this year already for the 23rd time. It is traditionally organized in regular rotation between the four universities and took place this year on 14 and 15 February at the Leucorea in Wittenberg, being the “ancestral home” of Martin Luther University Halle-Wittenberg. Since its founding the organisers try to meet two major objectives:

  1. to foster scientific exchange among the involved working groups at central German universities
  2. to provide a board for early career researchers (ECRs, late bachelor and master students until dissertation) to actively present their findings at a scientific meeting.

This also provides a place to discuss scientific findings in an open atmosphere to an auditorium not only from the own working group. To do this, the programme, comprising 20 scientific talks and discussions, was almost solely carried out by the participating ECRs. The conference was supported by the German Society for Plant Sciences (DBG).

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Actualia (engl.) · Conference Report

Molecular Biology of Plants conference 2025

Almost 200 plant scientists met at the Sportschule in Hennef to discuss latest research results. Photo: Aron Struß, RUB

For the 38th time, the Molecular Biology of Plants conference (MBP2025) brought together around 190 scientists in North Rhine-Westphalia, from 10th to 13th February 2025. Under the patronage of the Section Plant Physiology and Molecular Biology (SPPMB) of the German Society for Plant Sciences (DBG), the meeting once again provided a platform for PhD students, postdocs, and group leaders to present their latest research findings and engage in fruitful scientific discussions. Organised by Christopher Grefen (Ruhr University Bochum, RUB) together with Ute Höcker (Cologne) and Henning Kunz (Munich), this year's meeting provided a great cross-section of modern molecular plant sciences, with slightly more submissions on topics related to biotic interactions, molecular physiology, as well as cell and developmental biology. Conference Chair Grefen provides the details.

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Actualia (engl.) · Conference Report

Gordon Research Conference: Advancing the field of plant proteolysis

The international Gordon Research Conference Plant Proteolysis was held in January 2025 in Tuscany. It received support also from the German Society for Plant Sciences (Deutsche Botanische Gesellschaft, DBG). Photo: Andreas Schaller

The Gordon Research Conference "Plant Proteolysis - Integration and Regulation of Plant Proteolytic Pathways" was held from January 19 to 24 at the Renaissance Tuscany Il Ciocco near Lucca (Barga) in Italy. 44 talks covering all facets of proteolysis in plants were highly appreciated and intensively discussed by the audience. The conference was organized by conference chair Andreas Schaller (University of Hohenheim, Stuttgart, Germany) and co-chair Marisa Otegui (University of Wisconsin–Madison, USA).

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Actualia (engl.) · DBG

Social Media: DBG discontinues X and joins Bluesky

Blue sky over green tree and meadow. Photo: shogun (Karl Egger), Pixabay

As the micro blogging platform X (formerly Twitter) has in recent weeks developed into a place that no longer respects scientific values and offers no space for fact based and constructive discussions, our German Society of Plant Sciences (DBG) has opened a new account on the platform Bluesky. With the handle @plantsciencedbg.bsky.social, the DBG has moved to a platform that is being joined by more and more people from the scientific community (s. Kupferschmidt (2024) 10.1126/science.zgpept9). Bluesky is a microblogging service, similar to the early days of Twitter, which uses an open protocol. DBG’s two X accounts – in German (@PlantScienceDBG with 2390 followers) and English (@PlantSciDBG_en with 6900 followers, as of January 7, 2025) – are kept in a “frozen” state to preserve the names and prevent them from being taken over by others.

DBG at Bluesky
Actualia (engl.) · Conference Report

Strasburger Hot Topic: Co- and Posttranslational Control in Chloroplasts

The more than 50 Participants gathered for a photo in the Heereman’sche Hof of the University of Muenster. Photo: Florian Kotnik

The recent Strasburger Hot Topic Symposium on "Co- and Post-translational Control in Chloroplasts" was held at the University of Münster in November 2024. It brought together more than 50 researchers from six countries to discuss the latest developments in control of chloroplast functions and on advances in our understanding of co- and post-translational modifications, protein interactions, and stress responses within chloroplasts.

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Actualia (engl.)

Photos of our international Botanik-Tagung 2024

The conference images were kindly provided by IPK Leibniz-Institut Lynne Tiller, Marcel Quint (MQ), Julia Grimmer (JGR), Helge Brülheide (HB), Esther Schwarz-Weig (esw) and others for DBG.

Thanks to several photographers more than 1,000 images from our recent Botanik-Tagung in Halle in September were taken from which many are available via our Intranet. Please log in first.

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Actualia (engl.) · Conference Report

Thermomorphogenesis 2024

Participants of the Thermomorphogenesis Symposium in Würzburg, Germany. Photo: Christoffer Lutsch

The fourth international Thermomorphogenesis Symposium was organized in Würzburg, Germany, from 4th to 6th September 2024. Almost 50 participants joined the meeting to exchange unpublished research results about plants’ adaptions to higher temperatures – a topic becoming more and more important due more frequent heat waves occurring with climate change. Main organiser Dr Daniel Maag summarises the conference topics and points out how early career scientists profited from the exchange with other scientists during the DBG-supported gathering. 

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Actualia (engl.) · Conference Report

Symposium of the International Society of Endocytobiology (ISE) 2024

The participants of the conference gathered on the balcony of the RUB Convention Centre. Photo: Beatrix Dünschede

Around 60 researchers gathered in Bochum for this year's symposium of the International Society of Endocytobiology (ISE) from September 10 to 12. This year’s conference was organized by Professor Danja Schünemann and her team at the Ruhr University Bochum. Over two and a half days, 35 presentations and 13 posters highlighted the latest research findings in the field of endocytobiology. A key focus of the symposium, once again, was on the evolution of chloroplasts and mitochondria and their molecular functions, including aspects such as gene expression, protein sorting, and organelle/membrane biogenesis. Additionally, many contributions centered on the analysis of organismic symbiosis. In her report Schünemann pronounces the importance of conferences especially for early career scientists and lists the awarded presentations. 

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Actualia (engl.) · DBG · Honorary Member

Professor Dr Ulla Bonas becomes our new honorary member

Prof. Dr. Ulla Bonas. Foto: Markus Scholz

Unanimously, the member assembly decided that the emerita Professor Dr. Ulla Bonas will become new honorary member of the German Society for Plant Sciences (DBG). Proposed by DBG’s board, our president Professor Dr. Andreas Weber and honorary member Prof. Dr. Birgit Piechulla conveyed the news to Bonas, professor for Plant Genetics at Martin Luther University Halle-Wittenberg, since she unfortunately was unable to participate at our International Conference of the German Society for Plant Sciences. Our honorary member Professor Dr. Regine Kahmann summarizes in the laudation how Professor Bonas has made exceptional scientific discoveries. For example, her group was able to crack the recognition code of the newly discovered DNA binding domain in TAL effector proteins. The modular architecture of the proteins enabled the design and construction of artificial DNA-binding proteins with new specificities, which led to TALENs (Transcription activator-like effector nucleases). This was a major breakthrough to inactivate genes in eukaryotic genomes. The technological advancement cannot be underestimated and deserves the greatest recognition. TALENs would still be used today if the more-easy-to-use CRISPR Cas9-based gene editing system would not have been invented. Moreover, Bonas and her group gained major insights into the mechanisms as to how bacterial pathogens manipulate their host plants. Bonas received many prestigious awards and also serves the scientific community, e.g., as vice president of the German National Academy of Sciences Leopoldina, as Kahmann’s laudation describes, which DBG’s president Weber presented at our member assembly in Halle, Germany, on 17th September 2024. 

German Laudatio (pdf)
Actualia (engl.)

21st International Symposium of Iron Nutrition and Interactions in Plants (ISINIP 2024)

Welcome of the conference participants by Prof. Dr. Petra Bauer (top, middle) and HHU’s Vice President for International Relations and Science Communication, Professor Dr Stefan Marschall (bottom, right). Photos and ©: Steffen Köhler, HHU

Recent advances in scientific iron nutrition in plants to solve global challenges based on scientific evidence were in the focus of the 21st International Symposium of Iron Nutrition and Interactions in Plants (ISINIP 2024) at Heinrich-Heine University Düsseldorf (HHU), Germany. Special emphasis was given to the significance of research of the critical micronutrient for food security, environmental sustainability, and the molecular regulation of iron uptake, allocation, and storage. The conference brought together more than 100 international plant science experts and early career scientists to broaden their expertise and helped to build their networks. Conference chair, Professor Dr Petra Bauer, reports about the topics of the meeting that took place in July, which comprised fundamental biology, soil ecology and biotechnology approaches of plant iron nutrition.

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Actualia (engl.) · DBG

Big thanks to our Secretary General, Professor Dr Caroline Müller

President Professor Dr Andreas Weber thanked Professor Dr Caroline Müller not only with flowers, but also with a voucher for her hobby. Photo: esw

For her exceptional commitment and her impressive efficiency, with which Professor Dr Caroline Müller (Bielefeld) executes her office as the Secretary General of our German Society for Plant Sciences (DBG) in the years from 2018 until today DBG’s president thanked her in the name of all the more than 1,100 members. Her management still sets new standards and shaped the development of our Society substantially, Weber pointed out during the regular member assembly at the Martin Luther University of Halle, Germany. The auditorium thanked Müller with long lasting applause for her work. She will continue her office until the end of the year, until the newly elected Secretary General will take over her office according to our statutes, since professor Müller did not wanted to be considered for reelection. President Weber also thanked Christine Fiebig (Bielefeld), who has supported Müller over all these years and is going to retire soon, and our Secretary Dr. Thomas Janßen (Berlin) for his office in the years 2012 until 2024. Both could not make it to this year’s member assembly in Halle.  

Actualia (engl.) · DBG

New board members elected

Professor Dr Iris Finkemeier, Professor Dr Boas Pucker, Dr Sophie de Vries and Professor Dr Christopher Grefen (f.l.t.r) will take over their offices starting 2025. Photos and (c): Laura Grahn (WWU), Jakob Horz, Britta Leinemann (UGOE), M. Nowrousian

Four persons were elected in the member’s assembly to become new board members of the German Society for Plant Sciences (DBG) on 17th September 2024 in Halle. Professor Dr Iris Finkemeier (Münster) becomes our new Secretary General and takes over this office from Professor Dr Caroline Müller (Bielefeld), who did not wish to stand for re-election. With this Professor Finkemeier advances from one of the two offices as extended board members, which she had filled since 2016, to our executive board. Professor Dr Boas Pucker (Braunschweig) will also join the executive board as our new secretary, since Dr Thomas Janßen has stepped down from this office, which he occupied since 2012. New members of the extended board are Dr Sophie des Vries (Göttingen), representing early career researchers, and Professor Dr Christopher Grefen (Bochum) as designated conference chair of the next international Botanik-Tagung 2026. Unanimously, Professor Dr Andreas Weber (Düsseldorf) was re-elected as DBG’s president as well as Professor Dr Raimund Tenhaken (Salzburg) to be our treasurer. 

Actualia (engl.) · DBG · Internat. Botanik-Tagung · Promoting young researchers

Awards for best science posters at Botanik-Tagung 2024

Awardees of the ten prizes for the best posters of the German Society for Plant Sciences (DBG) and the prize of the German Genetics Society. DBG’s awardees received their certificates from its president Prof. Dr. Andreas Weber (left) and conference chair Prof. Dr. Edgar Peiter (right). The genetic prize was handed over by Dr. Markus Kuhlmann. Photo: Julia Grimmer

The participants voted for the ten best out of the almost 400 science posters presented at the Botanik-Tagung, International Conference of the German Society for Plant Sciences (DBG). DBG’s awardees will receive 142 Euros each, since DBG was founded 142 years ago. The list with the names of first authors and the titles of the awarded posters, as well as single photos of each of the hand-overs of the certificates are summarized here:

names, titles and all images
Actualia (engl.) · DBG · Internat. Botanik-Tagung

Plant sciences can provide solutions for growing challenges

Professor Dr. Andreas Weber welcomed the audience of this interdisciplinary meeting and motivated the participating scientists to become more proactive in translating research into societal benefits. Photo: Julia Grimmer

In his opening speech of the Botanik-Tagung, International Conference of the German Society for Plant Sciences (DBG), our president, Professor Dr Andreas Weber, reminded us that plants as our common study objects are not only at the base of most food webs and important to maintain ecosystem function. But plant science can also contribute to find ways to effectively remove carbon from the atmosphere as well as for developing solutions to prevent further biodiversity loss. He reminded us, that the loss of biodiversity is an even greater threat to humankind than climate change, since we are losing diversity at an alarming rate of 150 to 200 species per day through human activities. Weber therefore motivated and encouraged all participants of the conference with the motto “Growing Solutions for Growing Challenges” to become proactive, leave the academic ivory tower and to translate research results into societal benefits. Our interdisciplinary Botanik-Tagung provides a space to bring together plants, people and societal benefits.

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Actualia (engl.) · Conference Report

Young Session of the Second European Congress on Photosynthesis Research

Some participants of the Young Session of the second European Photosynthesis Congress 2024 in Padua. Photo: Giorgio Perrin

The Young Session of the Second European Congress on Photosynthesis Research was held in Padua, Italy, on June 24 and 25, 2024. More than 120 early-career scientists from over 20 countries actively participated in this event. The program featured over 20 talks covering a diverse range of topics including biophysics, molecular biology, ecophysiology, and new technologies, along with a poster session showcasing over 100 research posters. The DBG sponsored the attendance of three young scientists selected by the organizers, whose insights are highlighted in this conference report.

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Actualia (engl.) · Conference Report

Cell’s energy-transducing mitochondria and chloroplasts

The International Gordon Research Conference about mitochondria and chloroplasts was supported by the German Society for Plant Sciences (DBG). Photo: Andreas Weber

During the Gordon Research Conference (GRC) on mitochondria and chloroplasts more than 150 participants from botany, zoology, mycology and medicine discussed recent advances as well as unpublished research results. Co-chair, Professor Andreas Weber summarizes current topics in this research area, about which established as well as early career scientists discussed during an intensive and the participant’s enriching week near Barcelona in July.

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Actualia (engl.) · Promoting young researchers

Science prizes for early career researchers at international Botanik-Tagung

Photo top left: Dr. Henryk Straube (left) received the certificate from the president of DBG’s Wilhelm Pfeffer Foundation, Prof. Dr. Severin Sasso. Photo top right: Dr. Eliza Loo was given the certificate from DBG’s president, Prof. Dr. Andreas Weber. Photo bottom left: Dr. Martin Lewinski got his certificate by Prof. Dr. Caroline Müller, DBG’s Secretary General. Prof. Sasso also handed over the certificate of last year’s Award for the best plant science paper to Dr. Pratibha Kumari, who was invited to the international Botanik-Tagung to come to Halle, together with all the awardees. All photos: Lynne Tiller

During the International Conference of our German Society for Plant Sciences (DBG) the Botanik-Tagung, plant geneticist Dr. Henryk Straube received the Wilhelm Pfeffer Pize, microbe scientist Dr. Eliza Loo got the Eduard Strasburger Prize, and bioinformatician Dr. Martin Lewinski’s work was awarded with the Horst Wiehe Prize. The three awardees were invited to present their research in a plenary lecture. Also cell biologist Dr. Pratibha Kumari was handed over the certificate for the best plant science paper, awarded in 2023, during DBG’s biannual science conference. Their excellent plant research results will help future research in measuring rare DNA nucleotids, improving plant health, analyzing RNA binding proteins, or looking into plant cell division.
Details about this year’s science awards can be retrieved from the press release published beforehand: “Roots are like human guts, new enzyme discovered, and new lab method established”.

images and audiences
Actualia (engl.) · Conference Report

Symposium on Insect-Plant Relationships in Bielefeld

Participants of the Symposium on Insect-Plant Relationships (SIP) in the courtyard of the conference venue. Photo: Luzie Mozygemba

The symposium has a long tradition and took place in 1957 in Wageningen (The Netherlands) for the first time. It is held every three years and was held in Germany for the second time from 4th until 8th August in Haus Neuland in Bielefeld as SIP18. About 170 participants from at least 19 countries discussed recent research on insect-plant interactions, extending also to other interaction partners. Exciting keynote talks were given by Renee M. Borges (India), Rieta Gols (The Netherlands), Scott Johnson (Australia), Meredith Schuman (Switzerland), Anurag A. Agrawal (USA), Beata Gabryś (Poland), Georg Petschenka (Germany), Sharon E. Zytynska (UK) and Robert R. Junker (Germany). Additional research was presented and discussed in selected scientific talks as well as in form of numerous scientific posters. The organising committee – Caroline Müller, Rabea Schweiger and Christine Fiebig (Chemical Ecology, Bielefeld University) – report on a fruitful scientific exchange in a great network, accompanied by exciting excursions, a workshop and a productive get-together in a very green environment.

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Actualia (engl.) · Conference Report

Plant Science Student Conference in Halle (Saale)

Some of the 60 participants of the PSSC 2024 gathered in front of the Leibniz-Institute for Plantbiochemistry in Halle (IPB). Photo: IPB

The 19th Plant Science Student Conference (PSSC 2024) took place at the Leibniz Institute of Plant Biochemistry (IPB) from June 17th to 20th in 2024. The conference represents almost two decades of tradition between the IPB and the Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), in which students at the institutes invite other students of the plant sciences to share their knowledge, build connections and experience an academic conference in a student-friendly atmosphere. Approximately 60 PhD students participated this year, joining not only from IPB and IPK, but also from the Martin Luther University Halle-Wittenberg (MLU). In addition, the conference invited Prof. Dr. Gabriel Schaaf from the Rheinische Friedrich Wilhelms University Bonn, Dr. Marie Barberon from the University of Geneva and Prof. Dr. Stefanie Ranf-Zipproth from the University of Fribourg as keynote speakers. As part of the organizing team Max Jonas Paulmann, Lilly Eger, and Jolina Marx from IPB report participants spent four exciting days full of inspiring science, fruitful interaction and – of course – delicious food.

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DBG Update

VBIO-Rückblick - Oktober 2025

Sorry, in German only

Der Verband Biologie, Biowissenschaften und Biomedizin (VBIO), in dem auch unsere DBG Mitglied ist, hat sich dem Klimaaufruf 2025 angeschlossen, gemeinsam mit der Deutschen Meteorologischen Gesellschaft (DMG) und der Deutschen Physikalischen Gesellschaft (DPG). Sie alle fordern zu entschlossenem Handeln angesichts der Klimakrise auf. Nachrichten aus Hoch- und Wissenschaftspolitik und weitere Nachrichten runden den Rückblick des 
Dachverband der Biologie auf seine Aktivitäten im vergangenen Monat ab.

Link to October issue (Log-In required)

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VBIO-Rückblick - September 2025

Sorry, in German only 

Der Verband Biologie, Biowissenschaften und Biomedizin (VBIO) berichtet über seine Stellung zum UN-Hochseeschutzabkommen. Dazu hatte der Biologie-Dachverband, in dem auch unsere DBG Mitglied ist, im Rahmen der Verbändeanhörung Stellung genommen zum 2023 beschlossenen BBNJ-Agreement, das regelt, wie zukünftig mit maringenetischen Ressourcen aus der hohen See (BBNJ) umgegangen werden soll. Wie immer runden Informationen über anstehende Termine sowie Nachrichten aus der Hochschul- und Wissenschaftspolitik den Aktivitätsrückblick ab.

Link to September issue (Log-In required)

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DBG · Newsletter

80th DBG Newsletter

Wie die Wurzel die Blüte triggert, was die Ausbreitung eingeschleppter Pflanzen fördert, wie Aminosäuren transportiert werden, und wie Tomaten verhindern, bei Stress zu überreagieren, steht in unserer Forschungsrubrik.
DBG recently has awarded three early career scientists for their outstanding plant science paper. The confirmed speakers of our international Conference next year in Bochum are worth to already mark your calendars today (6th to 10th of September 2026). A Canada based descendant of a famous German plant scientist made a big donation to DBG to award ECRs.
One of our Sections introduces the keynote speakers of their upcoming conference at the beginning of next year and three of our other Sections report about their recent scientific meetings and the newly elected speaker of one of them.
The Editors of our journal Plant Biology recommend five reviews: about transposable elements, the role of cell walls in Cuscuta parasitism, the sustainable production of capsaicinoids through organellar genome editing, on how forests will respond to compound droughts, as well as about drought responses in ornamental plants for horticulture incl. strategies for resilience. 

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VBIO-Rückblick - August 2025

Sorry, in German only

Der Verband Biologie, Biowissenschaften und Biomedizin (VBIO) blickt zurück auf seine Aktivitäten im August, etwa der Verleihung der Karl von Frisch-Preis für Abiturient*innen und verweist auf anstehende Termine, wie etwa einem englischsprachigen Softskill-Seminar zur Karriereplanung, zum Vortrag "Von riechenden Vögeln und Vögeln, die riechen" sowie dem Online-Event für Schulen zum Thema „Biologische Vielfalt im Wandel: Artensterben heute und in der Erdgeschichte“. Terminhinweise und Nachrichten aus Hochschul- und Forschungspolitik ergänzen den Rückblick auf den Monat August.

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DBG · Newsletter

79th DBG Newsletter

Wie Hundsrosen ihre ungeraden Chromosomensätze bei der Fortpflanzung aufteilen, welcher medizinisch interessante Wirkstoff gleich zweimal unabhängig in zwei Pflanzen entstand und welches Splicing-Protein Wachstum und Stressanpassung ausbalancieren hilft, steht in unserer Forschungsrubrik.
DBG informs about current activities for ECRs and about our society-owned scientific journal. Half of our Sections are looking forward to their conferences in the summer months.
Three reviews in the Journal Plant Biology summarize current knowledge about anthocyanin pigmentation and promising usage, about bees, flowers and UV as well as about Ginkgo biloba flavonoids. And a research paper reveals, which trees in temperate forests are drought resistant and how they influence each other.

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DBG · Newsletter

78th DBG Newsletter

Wann Wurzel-Gravitropismus unterdrückt wird, was Sorghumhirse noch interessanter macht und welcher Organismus nach mehreren tausend Jahren erfolgreich wiederbelebt wurde, sind Themen in der Forschungsrubrik. Außerdem: zur Zukunft wissenschaftlichen Publizierens. 
ECRs hurry up to register and submit your abstracts to take part in the conferences of three of DBG’s Sections (Biodiversity and Evolutionary Biology, Natural Products, and Applied Botany), since their deadlines are coming soon. 
The Editor of our journal Plant Biology suggests to read a review summarizing where microRNAs contribute to gene regulation circuits and a viewpoint article about a new and more precise method to study microtubule-related processes. 
Please be aware that several other (early bird) registrations for 29 listed plant science congresses and DBG-supported meetings will also end on 30th or 31st May.

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DBG · Newsletter

77th DBG Newsletter

Auch seit hundert Jahren bekannten Strukturen kann man noch neue Funktionen entlocken. Welche Wellen  das Immunsystem triggern, was artenreiche Wälder besser können als artenarme, welcher Signalweg die Samenkeimung regelt und 600 Millionen Jahre Stress sind weitere Themen in den Forschungsnachrichten. 
DBG invites all members to nominate early career researchers to be awarded with the Best Paper Prize. One of our Sections invites to its conference and has recently opened its website for registration. Two Sections are preparing their first joint meeting, especially for early career scientists (ECR). And one Section has elected new board members.
The Editor of our journal Plant Biology suggests to read a review summarizing 20 years of research uncovering the hidden codes of epigenetics in wild potato.
Please be aware that several (early bird) registrations for congresses and meetings will end on March 31st.

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Promoting young researchers · Event

ECRs invited to register for workshop on chloroplast's translational control

Registration is open for DBG's second Eduard Strasburger Hot Topic Workshop. It focusses on "Co- and posttranslational control in chloroplasts" (#DBGHotTop2024) and will be organized in Münster, Germany, from 18 – 20 November 2024. Attendance to the workshop is free for early career researchers (ECRs) and made possible through DBG's funding. The workshop will be organised by Dr Jürgen Eirich and Jens Mühlenbeck from the Institute for Plant Biology and Biotechnology at Münster University.

To workshop website Co- and posttranslational control in chloroplasts
DBG · Politics

Statement: DBG to EU proposal for NGTs

Die Deutsche Botanische Gesellschaft (DBG) begrüßt den Vorschlag der EU-Kommission vom 5. Juli 2023 zur Regulierung der Nutzung von mit neuen genomischen Techniken (NGT) erzeugten Sorten, um das Gentechnik-Recht an den aktuellen Wissensstand anzupassen. Es hat sich aus wissenschaftlicher Sicht als sinnvoll erwiesen, neue Pflanzensorten nach ihren Eigenschaften und nicht nach Art ihrer Erzeugung zu bewerten. Die DBG schätzt die Vorschläge der EU zur Kategorisierung und den einzelnen genetischen Änderungen im Folgenden ein und schlägt konkrete Präzisierungen vor.

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Umfrage zeigt hohen Bedarf an Freilandstudien mit gentechnisch veränderten Pflanzen

Abbildung 1: Häufigkeit der Pflanzenarten oder Pflanzengattungen, die in Freilandstudien untersucht werden sollten. Insgesamt wurden 229 Antworten gegeben. Die Kategorie Bäume umfasst Pappel, Fagus, Picea und Sequoiadendron.

Eine online-Befragung unter Pflanzenwissenschaftler*innen in Deutschland zeigt großen Bedarf an Freilandstudien mit gentechnisch veränderten Pflanzen. Nur mit Studien im Freiland lassen sich aussagekräftige Ergebnisse z.B. zur Ertragsbildung sowie Klima- und Stresstoleranz gewinnen. Vor gezielter Zerstörung gesicherte Freilandflächen (sog. Protected Sites) sind ein Lösungsansatz. Für 83 Prozent der Teilnehmer*innen an der Umfrage eröffnen sich damit neue Forschungsperspektiven. Die Einrichtung solcher zerstörungssicheren Freilandflächen kann die internationale Konkurrenzsituation der Pflanzenwissenschaften in Deutschland grundlegend verbessern. Dies ist wichtig, weil derzeit auch genomeditierte Pflanzen unter die Regularien des Gentechnikgesetzes fallen. Deshalb besteht dringender Handlungsbedarf  ̶̶  unabhängig von einer zukünftigen, an den Stand wissenschaftlicher Erkenntnis angepassten Neuregulierung genomeditierter Pflanzen in der EU.

zu den Ergebnissen und Abbildungen

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EPSO’s statement to war in Ukraine and support for Ukrainian scientists

The European Plant Science Organisation (EPSO) published a statement against the war and support for scientists. EPSO, in which our DBG is an associate, wants to contribute to building a better Europe and world by an expanding list to facilitate refugee scientists from Ukraine in finding a host lab.

Read EPSO’s statement, in which they are referring to international law (Geneva Convention and UN convention) here:
https://epsoweb.org/epso/scientists-contributing-to-building-a-better-europe-and-world-stop-war-in-ukraine-offer-support-to-ukrainian-scientists/2022/02/28/

If you would like to add a new lab to this list, use their continuously updated Google-form: https://www.google.com/url?q=https://urldefense.com/v3/__https://docs.google.com/forms/d/e/1FAIpQLSeRGe5Da_b6GGyC6VT7CLGViGs06SzeuX7wRKpC4K5tnvlhgg/viewform?usp%3Dsf_link__;!!C5qS4YX3!XnBWdlPAURTnwcPm57vNyo8-fN22nGHUvvPxL_RNPg4FR-40RmUPbMQ0l5qxmDHB$&sa=D&source=editors&ust=1646826005305500&usg=AOvVaw24bwgzVzsQ060tb-Fs3sTi

If you are looking for a labs, use their continuously updated Google list: https://docs.google.com/spreadsheets/d/1HqTKukfJGpmowQnSh4CoFn3T6HXcNS1T1pK-Xx9CknQ/edit#gid=320641758

DBG · Politics

Open Statement on the Regulation of Genome Edited Plants and Crops

The EU and New Zealand differ from most other countries and their regulations for precision breeding techniques (see Schmidt, Belisle, Frommer (2020), EMBO Rep 2020, e50680, https://doi.org/10.15252/embr.202050680)

132 European research institutes and science associations – with DBG being one of them - strongly recommend to the European Council, European Parliament and the European Commission to revise the existing directive for precision breeding, also known as genome editing. This is not only important for recovery from the COVID-19 crisis but also since genome-editing offers many solutions for a fast, relatively simple and much more directed way to create resilience to climate change compared to previous breeding techniques. Moreover the breeding of plants that are less dependent on fertilizers and pesticides is more efficient. Use of these methods preserves natural resources of our planet and supports to achieve the Sustainable Development Goals of the United Nations as well as the Green Deal of the EU. The European Sustainable Agriculture through Genome Editing (EU-SAGE) Network, under which the institutions named above are unified, recommends the European Commission to endorse this message for the benefit and welfare of all EU citizens and to adapt the current regulations to use genome-editing for crop and plant breeding to recent scientific results. In its Open Statement the EU-SAGE network cites scientific studies that demonstrate the successful creation of genome-edited plants with resilience to climate change and resistance against pests and diseases and therefore higher yields and revenues. Other studies have proven to reduce the dependency on pesticides by improving resistance against diseases in rice, wine, wheat, and grapefruit. In addition precision breeding accelerates the introduction of healthy traits into vegetables and fruits, as studies have shown.

Read EU-SAGE's whole open statement (pdf)

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DBG · Politics

Basic research needs to be appreciated, extended and communicated

DBG promotes the positions of the German Life Sciences Association VBIO on basic research in the life sciences that need to be appreciated, extended and communicated.

Sorry, basic text in German only

Grundlagenforschung braucht mehr Wertschätzung, eine wirksame und längerfristige Finanzierung und die strukturelle Absicherung der dort Beschäftigten. Auch die Wissenschaftskommunikation muss ausgebaut werden, fordert der Verband Biologie, Biowissenschaften und Biomedizin in Deutschland e.V. (VBIO) in seinem Positionspapier. Diese Positionen teilt die DBG, die im Dachverband der Biolog*innen Mitglied ist, und das Papier gemeinsam mit weiteren 12 wissenschaftlichen Fachgesellschaften gezeichnet hat.

Quelle: VBIO

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DBG · Politics

For precision breeding and sustainable agriculture

The German Society for Plant Sciences (Deutsche Botanische Gesellschaft, DBG) and its Section Plant Physiology and Molecular Biology (SPPMB) jointly reach out to the newly elected European Parliament and the European Commission to adjust the old EU legislation on genetically modified organisms (GMO), issued in 2001, to current scientific knowledge and international stands. Together with 115 other scientific organisations and institutes, they suggest using the potential of precision breeding techniques like Genome Editing to enable sustainable agriculture and food production in the EU.

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DBG · Politics

Plant scientists support precision breeding

More than 85 European scientists and plant science organisations including our German Society for Plant Sciences (DBG) unite to ask the European Court of Justice (ECJ) for immediate review of EU legislation concerning new breeding technologies like #CRISPR. They want to safeguard precision breeding for sustainable agriculture. Read the open letter supported across Europe at the VIB-UGent Center for Plant Systems Biology. If you want to support this position you are welcome to add your name to the list of signatories.
Letter and option to support the position at VIB-UGent

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Jobs
Jobs

Wissenschaftliche Mitarbeit (m/w/d)

Phylogenie und Evolution der Pflanzen

Justus-Liebig-Universität Gießen (JLU), Fachbereich Biologie und Chemie, Institut für Botanik, Professur für Spezielle Botanik, Gießen, Deutschland

Start: 1 April 2026

Deadline: 8 Januar 2026

Details (pdf)

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Jobs

PhD position (m/f/d)

Redox biology, detoxification and reactive oxygen species 

In the DFG Research Unit "Innovation and Coevolution in Plant Sexual Reproduction" (ICIPS)

Rheinland-Pfälzische Technische Universität Kaiserslautern-Landau (RPTU), Molecular Botany Lab, Kaiserslautern, Germany

Start: as soon as possible

Deadline: 30 November 2025

Details: RPTU

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Jobs

(W3) Full Professor (m/f/d)

Stress Resilience of Plants

RWTH Aachen University, Faculty of Mathematics and Natural Sciences, Aachen, Germany

Start: 1 October 2026

Deadline: 5 January 2026

Details (pdf)

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Jobs

W3-Professur (m/w/d)

Allgemeine und Spezielle Botanik: Evolution 

Universität Rostock, Mathematisch-Naturwissenschaftliche Fakultät, Institut für Biowissenschaften, Rostock, Deutschland

Start: 1 April 2027

Deadline: 4 Dezember 2025

Details (pdf) 

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Jobs

Technische Assistenz (m/w/d)

Molekularbiologie der Pflanzen

Senckenberg Gesellschaft für Naturforschung, Senckenberg Institut für Pflanzenvielfalt (SIP), Abteilung Ökologie und Evolution der Moose, Jena, Deutschland

Start: zum nächstmöglichen Zeitpunkt

Deadline: 2 Dezember 2025

Details (pdf) 

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Jobs

Positions in science, research and higher education

Contact the editor:  position [at] deutsche-botanische-gesellschaft.de     

Publishing your ad is free of charge for members and other plant scientists.

Recommended
Plant Biology · DBG

Review: How multiple plant hormones orchestrate the success of flowering and plant reproduction

The review unpacks hormonal networks in flower development, revealing how ‘bud to bloom’ transitions shape yield and plant resilience.

In the article “Bud to bloom”—hormonal coordination in floral initiation” the authors Baral, Vainer, Melzer, Hause, and Panda delve into current knowledge and address lingering questions regarding hormone-mediated flower development. They summarize current knowledge of this complex network of multiple plant hormones that orchestrate plant reproduction and address the significant gaps in our understanding of hormonal regulation and the intricate crosstalk between hormones. This opens a way for innovative strategies in effective fruit set management and crop improvement.

Read whole paper open access in our scientific journal Plant Biology (2025) 

DOI: 10.1111/plb.70089
Plant Biology · DBG

Review: Duckweeds - model organisms for research on plant sterols and steroids

Duckweeds (Lemnaceae), the fastest-growing angiosperms and promising vegan protein source, offer a powerful model to address key questions in plant physiology.

The authors Klein, Appenroth and Sree summarize the knowledge on the very productive monocot Duckweed and its possible role as a powerful model to address key questions and problems in plant physiology, with a strong focus on sterol and steroid biology. Especially since Lemnaceae are a promising vegan protein source useful as animal feed and in human nutrition. The authors provide details on biosynthesis and function of phytosterols, sterol conjugates, brassinosteroids, and specialized steroidal metabolites, such as cardenolides. And they also discuss how current knowledge can be translated to solve agricultural and industrial problems.

Read whole paper open access in our scientific journal Plant Biology (2025) 

DOI: 10.1111/plb.70095
Plant Biology · DBG

Review: hydraulic traits and water use strategies of mountain shrubs and dwarf shrubs

Shrubs show a wide range of hydraulic strategies to achieve a balanced and favourable water status in mountain areas.

The authors Musso, Ganthaler, and Mayr not only summarize a literature review on a total of 104 publications on the water use strategies of mountain shrubs in which they focus on main hydraulic traits, water uptake, transport and release, as well as hydraulic limitations in summer and winter. In the review "Global variability in hydraulic traits and water use strategies of mountain shrubs and dwarf shrubs" they also measured leaf cuticular conductance in selected Alpine species. The dataset revealed a wide range of specific hydraulic conductivity (ks; 0.8–25.8 × 10-4 m2s-1 MPa-1), with highest values in tundra shrubs, and of the water potential at 50% conductivity loss (Ψ50; -11.8 to -0.29 MPa), with lowest values in steppe and temperate dry summer species. Deep-rooted shrubs from arid environments had access to more reliable water sources, while others relied on shallow but nutrient-rich soil water. No clear trend was observed along elevation or precipitation gradients, suggesting a wide range of hydraulic strategies to achieve a balanced water status. The authors also address the gaps in the geographic distribution of available studies.

Read whole paper open access in our scientific journal Plant Biology (2025)

DOI: 10.1111/plb.70088
Plant Biology · DBG

Review: how trees and forests will respond to increasingly unpredictable climate with compound droughts

Physiological and ecological responses of trees to emerging compound droughts from a water demand and supply perspective, as well as the role of acclimation and consequences for ecosystem-level functions.

In the article "Impact of emerging compound droughts on forests: A water supply and demand perspective" the authors C. Werner,  M. Bahn,  T. E. E. Grams,  C. Grossiord,  S. Haberstroh,  G. Lenczner,  D. Tuia,  H. Vallicrosa not only summarize physiological and ecological responses of trees to emerging compound droughts, but also explain the role of acclimation and consequences for ecosystem-level functions. They explore the physiological and ecological mechanisms underlying tree water and carbon regulation during these extreme conditions, focusing on the balance between water demand and supply, the role of acclimation, and its consequences for ecosystem-level functions. By examining the mechanisms at play from the organ to the ecosystem-scale, they provide a comprehensive understanding of how trees and forests are likely to respond to an increasingly unpredictable climate with a higher likelihood of compound
droughts.

Read whole paper open access in our scientific journal Plant Biology (2025) 

DOI: 10.1111/plb.70080
Plant Biology · DBG

Review: drought responses in ornamental plants for horticulture and strategies for resilience

How drought stress alters the visual appeal and ecological function of ornamental plants and innovative strategies to enhance their resilience.

In their review "Drought-induced aesthetic decline and ecological impacts on ornamentals: mechanisms of damage and innovative strategies for mitigation" the authors S. Chachar, N. Ahmed, and X. Hu summarize drought responses in ornamental plants by emphasizing hormone regulation, antioxidant defence, and gene expression changes. They focus on the dual challenge of ensuring drought tolerance while preserving aesthetic traits, which sets ornamentals apart from other plant types. The authors present innovative management strategies, such as genetic engineering (e.g., CRISPR-Cas9), transcription factor manipulation, and exogenous applications of hormones and biostimulants to enhance resilience, as well as solutions to mitigate drought-induced damage. This review underscores the urgent need for integrated molecular, physiological, and horticultural strategies to balance these demands, offering a roadmap to sustain the aesthetic and ecological contributions of ornamentals in an era of increasing climate variability. 

Read whole paper in our scientific journal Plant Biology (2025) 

(DBG's members are able to access all Plant Biology papers via our intranet).

DOI: 10.1111/plb.70074
Plant Biology · DBG

Review: Sustainable production of capsaicinoids through organellar genome editing

Recent advances for genetic improvement of Chilli peppers

In their review "Genome blaze: engineering chilli pepper chloroplasts for sustainable production of capsaicinoids through organellar genome editing" the authors M. Bulle,  S. Abbagani,  A. Raza summarize recent advances for genetic improvement of Chilli peppers, enriched with heightened levels of phytochemicals, such as capsinoids (CATs) and capsaicinoids (CAPs) with potential health benefits. The expression of specific genes is crucial to stimulate the CAT and CAP levels in response to environmental conditions. The authors also highlight recent advancements in CRISPR/Cas and plastid engineering within Capsicum, coupled with application of base editing approaches for editing plant organelle DNA. The review also assesses the challenges and opportunities in the pursuit of commercial and sustainable production of bioactive compounds specific to Capsicum species.

Read whole paper in our scientific journal Plant Biology (2025)  

(DBG's members are able to access all Plant Biology papers via our intranet).

DOI: 10.1111/plb.70067
Plant Biology · DBG

Review: The role of cell walls in Cuscuta parasitism

The roles of plant cell walls in key processes of parasitism by the obligate stem parasite Cuscuta.

Since the parasitic processes in Cuscuta are closely linked to their cell wall structures and functions, authors M. Takagawa and R. Yokoyama have put together current knowledge in a review. In the paper "Current understanding of the role of the cell wall in Cuscuta parasitism", they summarise each of the processes: 

  • the beginings with tight coiling around the host stem by the strong tensile force of the thickened inner cell wall layers
  • attachment to the host surface using secretory cell wall components
  • invasion of a feeding structure (haustorium), facilitated by degradation and modification of host cell walls
  • haustoria-derived search hyphae transdifferentiation into tracheary elements of the secondary cell walls
  • since secondary cell walls provide mechanical strength and hydrophobicity to the tracheary element, Cuscuta can draw fluids from the host through the tracheary element.

Read whole paper open access in our scientific journal Plant Biology (2025) 

DOI: 10.1111/plb.70059
Plant Biology · DBG

Review: Factors determining chromosomal localization of transposable elements in plants

Transposable elements (TEs) in plants.

The paper summarizes transposon chromosomal niches, and the functional consequences of their specific chromosomal localization in plants. The authors E. Kejnovsky, P. Jedlicka, M. Lexa and Z. Kubat review specific chromosomal niches where transposable elements (TEs) are often localized including 

  • centromeres
  • (sub)telomeres
  • genes
  • sex chromosomes.

They also focus on the processes standing behind non-equal distribution of various TEs in genomes including 

  • purifying selection
  • insertion site preference or targeting of TEs
  • post-insertion ectopic recombination between TEs
  • spatiotemporal regulation of TE jumping.

They explain the distribution of TEs on sex chromosomes, describe the phenomena of mutual nesting of TEs, epigenetic mark silencing in TEs, and TE interactions in the 3D interphase nucleus concerning TE localization and summarize the functional consequences of TE distribution and relate them to cell functioning and genome evolution.

Read whole paper open access in our scientific journal Plant Biology (2025)

DOI: 10.1111/plb.70057
Plant Biology · DBG

Special Issue: Plant Chemodiversity

Special issue “Ecology and Evolution of Plant Chemodiversity” in our Journal Plant Biology is edited by C. Müller, B. Fuchs,  J.-P. Schnitzler,  S. B. Unsicker,  and S. R. Whitehead. 

This compilation of current research systematically explores dimensions of phytochemical diversity, plant metabolites, fine-tunings, as well as about interactions among mutualists, antagonists, and plants. Why this results are of crucial importance for plant sciences is explained in the editorial DOI: 10.1111/plb.13667 

Read issue information under DOI: 10.1111/plb.13667 

(DBG's members are able to access all Plant Biology papers via our intranet).

Plant Biology · DBG

Water uptake in temperate tree species

Root water uptake depth in temperate forests is shaped by species identity, neighborhood, site and environmental conditions

In their research paper "Root water uptake depth in temperate forest trees: species-specific patterns shaped by neighbourhood and environment" authors Hackmann, Paligi, Mund, Hölscher, Leuschner, Pietig and Ammer used stable water isotopes to compare water uptake in pure and mixed stands of European beech (Fagus sylvatica), Douglas fir (Pseudotsuga menziesii), and Norway spruce (Picea abies). Beech and Douglas fir had access to water from deeper soil layers, unlike spruce. Beech used deeper water in mixtures with both conifers, while spruce shifted to shallower layers in mixture with beech. Douglas fir showed no significant difference between pure and mixed stand. They emphasize the importance of species-specific traits and mixture effects in forest water cycles, and how they are mediated by site and environmental conditions. Conclusion: Douglas fir appears more drought resistant than Norway spruce, by accessing deeper water sources. Beech and Douglas fir may equally coexist, while beech presence exacerbates the drought exposure of spruce. 

Read early view of whole paper Open Access in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70058 

Plant Biology · DBG

Review: variation, regulation, functions and applications of anthocyanins

Anthocyanin pigmentation in plants: distribution, genetic mechanisms behind development, ecological role, and potential for industrial applications

The authors Katharina Wolff and Boas Pucker summarize current knowledge about anthocyanin pigmentation variation, several different regulatory mechanisms, three potential ecological functions and promising industrial applications in their review "dark side of anthocyanin pigmentation". They conclude: Understanding the genetic basis of dark pigment accumulation would facilitate biotechnological and agricultural applications.

Read whole paper Open Access in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70047 

Plant Biology · DBG

Review: Bees, flowers and UV

UV as a component of floral signalling in Concolulus tricolor (top), UV-absorbing anthers and floral guide for protection against UV-radiation in Potentilla anserina (bottom left), glossy and UV-reflecting nectar mimicking staminodes in Parnassia wightiana (bottom right)

Human-invisible but bee-visible UV-patterns in flowers aid pollination by signalling pollinators and protecting vulnerable DNA in pollen. In their review the authors Lunau, Camargo, and Ren summarize functions of UV pigments and UV reflection patterns in flowers, including visual signalling by reflectance, fluorescence, and gloss, as well as protection against UV radiation. Advantages and limits of spectrophotometry, UV photography and false colour photography in bee view are discussed. Authors briefly touch how flower UV patterns may change in response to increasing global UV radiation, potentially influencing plant pollination.

Read whole paper Open Access in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70050 

Plant Biology · DBG

Review: Ginkgo biloba flavonoids - functions, regulation, and extraction

The paper on flavonoid biosynthesis examines the regulatory impacts of 14 structural genes, seven transcription factor classes, and two non-coding RNA classes, while identifying optimal conditions and extraction methods to enhance flavonoid accumulation in Ginkgo biloba.

The primary medicinal components in G. biloba, flavonoids, have antiinflammatory, anticancer, and antioxidant effects, and are promising in treating Alzheimer’s disease and hypertension. In their review "Ginkgo biloba flavonoids: Analysis of functions, regulatory mechanisms, and extraction" authors Wang, Zhang, Liao, Ye, Xu, and Wang highlight structural genes and regulatory factors involved in flavonoid biosynthesis, explore how abiotic factors influence flavonoid accumulation, and outline optimal extraction methods for increasing the flavonoid content in G. biloba. They address insights for future production practices and scientific research that will enhance the medicinal and commercial value of G. biloba

Read whole paper Open Access in our scientific journal Plant Biology (2025) DOI: DOI: 10.1111/plb.70054 

Plant Biology · DBG

Review: Roles of non-conserved microRNAs in Legumes

Non-conserved miRNAs are functional and modulate stress and microbial interactions in legumes, hinting at broader roles in plant gene regulation

MicroRNAs are more difficult to study than other RNAs. Therefore, the authors Hernández, Sierra-Sarabia, Díaz-Camino and Reyes summarize functions of non-conserved microRNAs in the legumes known so far. They address their potential role in regulating important processes, such as stress responses and communication with other organisms, including bacteria and fungi. Their review "Non-conserved microRNAs and their roles in plants: the case for legumes" comes to the conclusion that non-conserved microRNAs are likely to contribute to more gene regulation circuits than currently appreciated, and in a wider range of plant species.

Read whole paper Open Access in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70027 

Plant Biology · DBG

Viewpoint: a modified tubulin kinase enables study of microtubule-related processes

Since PHS1ΔP enables precise microtubule depolymerization, it offers a tool to study the roles of microtubules in plant development with high spatial-temporal control

In the article author Trinh introduces the modified version of the tubulin kinase PROPYZAMID-HYPERSENSITIVE 1 (PHS1), named PHS1ΔP, and describes it as a tool to study microtubules. Traditionally, research involving microtubules relies on analysing mutants with altered microtubule properties or treating plant tissues with drugs that interfere with microtubule behaviours and unfortunately are not specific. In this article "PHS1ΔP as a promising tool to study microtubule-related processes in plant sciences" microtubules could be manipulated with high spatial and temporal accuracy and several microtubule-related research questions could be addressed. The author therefore suggests that also other researchers could adopt the technique in the future. 

Read whole paper in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70019 

(DBG's members are able to access all Plant Biology papers via our intranet).

Plant Biology · DBG

Review: Hidden codes - variability and ecological epigenetics in wild potato

How genetic and epigenetic variability influence adaption and evolution of natural potato populations

This review summarizes more than 20 years of research and focusses on the role of hybridization, polyploidization, and environmental factors in shaping the phenotypic diversity of the more than 100 existing wild potato species. In their article "Unveiling the hidden codes: a review of variability and ecological epigenetics after 20 years of studies on potato" authors Masuelli, Cara and Kozub address the ecological implications of epigenetic variation, emphasizing its role in plant adaptation to changing environments. The authors also propose a model that integrates epigenetic variability into the evolution of natural potato populations, highlighting its potential for rapid adaptation and phenotypic differentiation.

Read whole paper in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.70003

(DBG's members are able to access all Plant Biology papers via our intranet).

Plant Biology · DBG

Review on isoleucic acid in plants (and mammals): biosyntheses, functions, knowledge gaps, and future research

Isoleucic acid, detected along with its deactivated glucosylated form in diverse plant species, plays a key role in activating defense responses and inhibiting root growth, though its biosynthetic gene remains elusive

In their review "the branched-chain amino acid-related isoleucic acid: recent research advances" authors Mekonnen, Ghirardo, Zhang, and Schäffner review recent progress in the characterization of isoleucic acid (ILA) biosynthesis and function in plants and discuss current knowledge gaps and future directions in ILA research. ILA plays a positive role in plant signalling for defence responses against bacterial pathogens by increasing the abundance of salicylic acid aglycone through competitive inhibition of SA deactivation by glucosylation. ILA is also important for humans with maple syrup urine disease who are defective in the catabolism of branched-chain amino acids (BCAAs), that is, isoleucine, leucine, and valine and accumulate BCAA breakdown products like 2-keto acid derivatives. They also summarize the differences in ILA biosynthesis, regulation, and functional roles in plants vs. mammals.

Read whole paper open access in our scientific journal Plant Biology (2025) DOI: 10.1111/plb.13771

Plant Biology · DBG

Review: How melatonin maintains quality and delays senescence in horticultural products

Melatonin can be a preservative to extend shelf life and maintain quality in postharvest horticultural products

Melatonin (MT) application not only maintains quality but also delays senescence in horticultural products, which is important for their nutritional quality, shelf life, commercial value, and marketability. The review "The role of melatonin in delaying senescence and maintaining quality in postharvest horticultural products" by Liu et al. summarizes significant effects of exogenous MT application on postharvest horticultural products, examines regulatory mechanisms of MT-mediated effects, and provides an integrated review for understanding the positive role of MT in senescence delay and quality maintenance. Also its role as multifunctional molecule and its coordinating functions are put together. The authors conclude that MT could become an emerging and eco-friendly preservative to extend shelf life and maintain postharvest quality of horticultural products.

Read whole paper in our scientific journal Plant Biology (2024) DOI: 10.1111/plb.13706

(DBG's members are able to access all Plant Biology papers via our intranet).

Upcoming Events

2025 Supported Conferences

International Symposium on Cereal Meristems and Stem Cell Systems 

28 September - 1 October 2025
Regensburg, Germany
Applicant: Prof. Dr. Thomas Dresselhaus
also see congress poster with invited speakers and organizing committee (pdf) 
Website: https://www.cscs2025.de   

13th International Plant Sulphur Workshop

Heidelberg, Germany
21 - 25 September 2025
Applicant: Prof. Dr. Rüdiger Hell
Website: https://conferencecentral.org/40
read conference report incl. image in our Actualia  

Symposium of the International Society of Endocytobiology 2025 (ISE-G 2025)

Berlin, Freie Universität Berlin, Germany
16 – 19 September 2025
Applicant: Prof. Dr. Margarete Baier
also see: Invitation Poster (pdf)
read conference report incl. image in our Actualia 

The Numbers Matter: Exploring Photoautotrophic Organisms through Quantitative Biology (Summer School)

Rostock, Germany
15 - 19 September 2025
Applicant: Prof. Dr. Andreas Richter
read conference report incl. image in our Actualia 

Workshop for Early Career Researchers of our Sections Natural Products and Applied Botany

Hildesheim, Germany
1 - 3 September 2025
Antragstellend: Prof. Dr. Dietrich Ober
read conference report incl. images in our Actualia 

Frontiers in Plant Systematics and Evolution

Symposium of our Section Biodiversity and Evolutionary Biology
27 - 30 August 2025
Centre for Organismal Studies at Heidelberg University, Germany
27 to 30 August 2025
Applicant: Prof. Dr. Elvira Hörandl
read conference report in our Actualia 

21st International Conference on the Cell and Molecular Biology of Chlamydomonas

Münster, Germany
24 - 29 August 2025
Applicant: Prof. Dr. Michael Schroda
read conference report incl. image in our Actualia 

16th International Conference on Tetrapyrrole Photoreceptors of Photosynthetic Organisms (ICTPPO)

Rheinland-Pfälzische Technische Universität Kaiserslautern-Landau (RPTU), Kaiserslautern, Germany
24 - 27 August 2025
Applicant: Prof. Dr. Nicole Frankenberg-Dinkel
read conference report incl. image in our Actualia

International Symposium "Evolution of Plant Reproduction"

Berlin, Germany
25 - 28 March 2025
Applicant: Prof. Dr. Annette Becker
read conference report incl. several images in our Actualia 

21st Scientific Conference of our Phycology Section

Tagungshaus "Alte Mensa" in Göttingen, Germany
25 - 28 March 2025 
Applicant: Dr. Maike Lorenz
read conference report incl. several images in our Actualia 

23. Mitteldeutsche Pflanzenphysiologie-Tagung

Leucorea, Halle-Wittenberg
14 - 15 Februar 2025
Antragstellend: Prof. Dr. Ralf Bernd Klösgen
read conference report in our Actualia

38th Molecular Biology of Plants

of our Section Plant Physiology and Molecular Biology
Sportschule Hennef, Germany 
10 - 13 February 2025
Applicant: Prof. Dr. Christopher Grefen
read conference report in our Actualia

Plant Proteolysis: Integration and Regulation of Plant Proteolytic Pathways (Gordon Research Conference)

Gordon Research Conference
Lucca (Barga), Lucca, Italy
19 - 24 January 2025
Applicant: Prof. Dr. Andreas Schaller
read conference report in our Actualia

About DBG

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The German Society for Plant Sciences (Deutsche Botanische Gesellschaft, DBG) is the largest non-profit network of plant sciences and botany in the German speaking area. The society represents plant scientists, promotes plant sciences nationally and internationally and furthers scientific exchange among its more than 1,000 members. The DBG is one of the oldest botanical societies in the world, which is still active. It integrates all plant science disciplines, supports early career scientists and unites all generations.

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