Reposted by Christa TesterinkbioRxiv Plant Bio @biorxiv-plants.bsky.social · 07/04/2026The SAUERKRAUT transposable element acceleratesArabidopsis floral transition www.biorxiv.org/content/10.64898/20… 051
Reposted by Christa TesterinkbioRxiv Plant Bio @biorxiv-plants.bsky.social · 13/04/2026Natural variation in DXR expression is associated with apical hook bending under NaCl stress in Arabidopsis thaliana www.biorxiv.org/content/10.64898/20… 041
Reposted by Christa TesterinkJoram Dongus @drdongus.bsky.social · 14/04/2026New bioRxiv preprint!🌱 We found the SAUERKRAUT transposon to regulate the floral transition in a salt-dependent manner!🧂 A step toward salt-tolerant crops in a changing climate!🌞🥬 🔗 doi.org/10.64898/202... #PlantScience #SaltStress #ClimateChange @pph-wur.bsky.social @christatesterink.bsky.social 0146
Christa Testerink @christatesterink.bsky.social · 23/07/2025Warm temperature and mild water stress cooperatively promote root elongation: Current Biology www.cell.com/current-biol... Led by Scott Hayes and @minnieleong.bsky.social @pph-wur.bsky.social @wurplant.bsky.socialcell.comWarm temperature and mild water stress cooperatively promote root elongationHayes and Leong et al. show that warm temperature and mild water stress synergistically enhance root elongation in Arabidopsis. The response is mediated by SnRK2.2/2.3 and COP1 through regulation of H... 03014
Reposted by Christa Testerink2025 International Plant Growth Substance Association (IPGSA) @ipgsa2025.bsky.social · 19/03/2025IPGSA 2025 is going on in BEAUTIFUL Fort Collins, Colorado, from June 29th to July 3rd. EARLY REGISTRATION and ABSTRACT SUBMISSION deadlines due April 15th! 54 talks chosen from abstracts and 22 Travel Awards to USA and INTERNATIONAL scientists. Register and apply for awards NOW. 🌱 #plantscience 01413
Reposted by Christa TesterinkJim Rowe @botanicaljim.bsky.social · 14/03/2025The Rowe lab is recruiting a #PlantScience PhD student for 2025! You'll use our new ABACUS FRET biosensors to map the leaf #AbscisicAcid accumulations at low humidity in Arabidopsis, wheat and rice to understand how ABA regulates stomatal dynamics. #PhDposition www.findaphd.com/phds/project... 13037
Reposted by Christa TesterinkMichael Nicolas @mklnicolas.bsky.social · 12/03/2025How do potato cultivars cope with salt stress? With Rumyana Karlova (PPH-WUR) we are glad to share that our paper investigating potato plants' response to salt stress is out www.sciencedirect.com/science/arti... ! with @pph-wur.bsky.social @christatesterink.bsky.socialsciencedirect.comPotato cultivars use distinct mechanisms for salt stress acclimationSoil salinity induces osmotic stress and ion toxicity in plants, detrimentally affecting their growth. Potato (Solanum tuberosum) suffers yield reduct… 0125
Reposted by Christa TesterinkPlant Physiology @plantphys.bsky.social · 11/03/2025Call for Papers: 2026 Focus Issue on Light. This Focus Issue will gather original research articles and invited reviews on mechanistic aspects of light–regulated responses. Submission Deadline: 09/2025. academic.oup.com/plphys/pages... 0167
Reposted by Christa TesterinkJournal of Experimental Botany @jxbotany.bsky.social · 07/03/2025We've got some 𝐟𝐚𝐧𝐭𝐚𝐬𝐭𝐢𝐜 speakers at our 75th birthday conference. Sign up now to join them in September bit.ly/JXB75 🎉 🌳 🧪 #plantscience @janelangdale.bsky.social @cristobaluauy.bsky.social @kinpanchung.bsky.social @dianebeckles.bsky.social 052
Reposted by Christa TesterinkLaboratory of Plant Physiology, Wageningen U&R @pph-wur.bsky.social · 05/03/2025🚨Job alert! 🔬Postdoc in Cytoplasmic Inheritance in Plants at @w-u-r.bsky.social! 🗓 Deadline: April 7, 202 📍Start: June 1, 2025 Details: www.wur.nl/en/vacancy/p... #Postdoc #PlantScience #WUR @erc.europa.eu @epsgraduateschool.bsky.socialwur.nlPostdoctoral researcher: ERC-funded project 'Cytoplasmic Inheritance in Plants' 0914
Reposted by Christa TesterinkMatthias Benoit @mattbnt.bsky.social · 05/03/2025🚨New paper published in @nature.com! Using pan-genetics across the Solanum genus🍅🥔🍆we reveal why gene duplications🧬are major contingencies in crop engineering. My postdoc work in the Lippman lab @CSHL, collab. with @katiejenike.bsky.social @mikeschatz.bsky.social chatz.bsky.social and many others!nature.comSolanum pan-genetics reveals paralogues as contingencies in crop engineering - NatureGene duplication and subsequent paralogue diversification are major obstacles to genotype-to-phenotype predictability. 18196106
Reposted by Christa TesterinkJavier Brumós @jbrumos.bsky.social · 28/02/2025🚨 Exciting News! #ICAR2025 Preliminary Schedule with confirmed invited speakers is online 📅 🎟️ Early bird registration is open until April 20, but don't wait. Half the tickets are already gone! 📢 Abstract submission is open 🔁 Please RT & spread the word! See you at icar2025.com🌱💡icar2025.comSummary. - International Conference on Arabidopsis Research: ICAR2025 094
Reposted by Christa TesterinkPlantEvolution 🌱🌾 @plantevolution.bsky.social · 12/02/2025New round of the Lise Meitner Excellence Program for tenure track group leaders in @maxplanck.de institutes opened today -- please consider applying! The program aims to recruit and promote exceptionally qualified female scientists. Because diversity increases excellence! www.mpg.de/lise-meitner... 08897
Reposted by Christa TesterinkJosé Dinneny @josedinneny.bsky.social · 06/02/2025Proud to share our latest published work on moisture responsive root development-a process we call hydropatterning! We find that this process has been under differential selection during maize breeding and the gaseous hormone ethylene prevents branching in air. www.science.org/doi/epdf/10....science.orgMoisture-responsive root-branching pathways identified in diverse maize breeding germplasmPlants grow complex root systems to extract unevenly distributed resources from soils. Spatial differences in soil moisture are perceived by root tips, leading to the patterning of new root branches t... 811046
Reposted by Christa TesterinkMarc Somssich @somssich.bsky.social · 10/02/2025📜 Abscisic acid signaling gates salt-induced responses of plant roots 🧑🔬 Jasper Lamers, @christatesterink.bsky.social, et al. 📔 @pnas.org 🔗 www.pnas.org/doi/10.1073/... #️⃣ #PlantScience #PlantAbioticStress #PlantStress #PlantSaltStress #PlantPhysiology #Phytohormonespnas.orgAbscisic acid signaling gates salt-induced responses of plant roots | PNASSoil salinity presents a dual challenge for plants, involving both osmotic and ionic stress. In response, plants deploy distinct yet interconnected... 0122
Christa Testerink @christatesterink.bsky.social · 07/02/2025And.... the story is now out in PNAS, greatly improved with new data since the pre-print, so check it out and find out how ABA plays an unexpected role in root responses to salinity. @pph-wur.bsky.social @w-u-r.bsky.social www.pnas.org/doi/10.1073/...pnas.orgAbscisic acid signaling gates salt-induced responses of plant roots | PNASSoil salinity presents a dual challenge for plants, involving both osmotic and ionic stress. In response, plants deploy distinct yet interconnected... 33816
Reposted by Christa TesterinkPlant Physiology @plantphys.bsky.social · 29/01/2025Call for Papers: 2026 Focus Issue on Algae and Aquatic Plants. This Focus Issue welcomes the submission of research articles on photosynthetic organisms found in aquatic or semi-aquatic environments. Submission Deadline: 11/2025. academic.oup.com/plphys/pages/plant…… 03021
Reposted by Christa Testerink2025 International Plant Growth Substance Association (IPGSA) @ipgsa2025.bsky.social · 17/01/2025REGISTRATION and ABSTRACT SUBMISSION for the International Plant Growth Substances Association (IPGSA) 2025 Conference are now OPEN. www.ipgsa2025.org Deadline for discounted registration and abstract submission for talks is April 15 2025. We look forward to seeing you in Colorado! #plantscienceipgsa2025.orgHome | IPGSA 2025 0912
Christa Testerink @christatesterink.bsky.social · 16/01/2025Amazing story in @nature.com by @priyaramakrishna.bsky.social @nikogeldner.bsky.social Anders Meibom and others; revealing intracellular Na+ and other elements in roots and ... a new SOS1 location. Moving the field forward! www.nature.com/articles/s41...nature.comElemental cryo-imaging reveals SOS1-dependent vacuolar sodium accumulation - NatureThis study demonstrates that cryo nanoscale secondary ion mass spectrometry (CryoNanoSIMS) enables direct multi-elemental imaging at subcellular resolution of macro- and micronutrients or trace elemen... 23512
Reposted by Christa TesterinkThe Plant Cell @theplantcell.bsky.social · 15/01/2025SOS2 phosphorylates FREE1 to regulate multi-vesicular body trafficking and vacuolar dynamics under salt stress (Guoyong Liu, Yonglun Zeng, Baiying Li, Xiangfeng Wang, Liwen Jiang, Yan Guo) doi.org/10.1093/plcell/koaf012 022
Reposted by Christa TesterinkMariana Silva Artur @marianasartur.bsky.social · 24/12/2024We've made it, just before Christmas! 🎄🤶🏾 I'm happy to share the first >>PRE-PRINT<< of my group!😊 The first manuscript of the first PhD student! Good job Asif!🙌🏾🎉👏🏾💪🏾🤗🥳 #plantresearch #seedmaturation #seedresearch #plantevo 1227
Reposted by Christa TesterinkPlant Physiology @plantphys.bsky.social · 13/12/2024Explore all focus issues and see the call for papers for upcoming focus issues academic.oup.com/plphys. #PlantScienceacademic.oup.comPlant Physiology | Oxford AcademicPlant Physiology is an international journal devoted to physiology, biochemistry, cellular and molecular biology, genetics, biophysics, and environmental biology of plants 051
Reposted by Christa TesterinkPlant Physiology @plantphys.bsky.social · 13/12/2024Plant Physiology regularly publishes focus issues that dive deep into key areas of plant science. From plant stress responses to metabolic regulation, these issues bring together cutting-edge research on critical topics. 📖Read the latest focus issue at academic.oup.com/plphys/issue.... 🌿academic.oup.comVolume 196 Issue 4 | Plant Physiology | Oxford AcademicPlant Physiology is an international journal devoted to physiology, biochemistry, cellular and molecular biology, genetics, biophysics, and environmental biology of plants 192
Reposted by Christa TesterinkInternational Society for Plant Low Oxygen Research @isplore.bsky.social · 15/12/2024Get ready to celebrate the release of the @plantphys.bsky.social special issue on Hypoxia & Plants with this exciting seminar hosted by @aspbofficial.bsky.social @rsasidharan.bsky.social 🌾🌊 #plantscience blog.aspb.org/january-28-p...blog.aspb.orgJanuary 28: Plant Physiology webinar, Hypoxia and Plants | Plant Science TodayCelebrating the January 2025 Focus Issue on Hypoxia and Plants Tuesday, January 28, 2025 7 AM EDT | Noon UTC | 1 PM CET | 9 PM Tokyo | About This Webinar The January 2025 Focus Issue of Plant… 062
Reposted by Christa TesterinkJames Lloyd 🧬 @jamespblloyd.bsky.social · 14/12/2024A knock-in of a 10bp heat shock promoter element in front of cell-wall-invertase genes improved heat stress response in rice and tomato!!! Engineering source-sink relations by prime editing confers heat-stress resilience in tomato and rice www.cell.com/cell/abstrac...cell.comEngineering source-sink relations by prime editing confers heat-stress resilience in tomato and riceLou et al. engineered source-sink relations to improve carbon partitioning by targeted insertion of heat-shock cis-elements into cell-wall-invertase genes using prime editing. This delivers climate-smart crops with higher yields under normal conditions and stable yields under heat stress in tomato and rice. 12214
Reposted by Christa TesterinkWolfgang Busch @rootstrapping.bsky.social · 09/12/2024Root depth is important 4 drought resilience & soil carbon storage. Studying it in Arabidopsis is tough due to its small roots. Enter ClearDepth: a simple, low-cost method to quantify root depth in soil. It even works for crops like rice! #PlantScience #roots onlinelibrary.wiley.com/doi/10.1111/...onlinelibrary.wiley.comClearDepth: a simple, robust, and low‐cost method to assess root depth in soilRoot depth is important for plant drought tolerance and represents an avenue for carbon sequestration in deep soil layers thus helping mitigate the effects of climate change. ClearDepth offers a simp.... 0175
Reposted by Christa TesterinkJosé Dinneny @josedinneny.bsky.social · 09/12/2024Proud to share our new @plantphys.bsky.social review exploring the anatomical and molecular basis for root adaptations to the environment. Prashanth Ramachandran and Andrea Ramirez detail cell types and pathways that help plants stay resilient in a changing world. academic.oup.com/plphys/advan...academic.oup.comRooting for survival: how plants tackle a challenging environment through a diversity of root forms and functionsAbstract. The current climate crisis has global impacts and will affect the physiology of plants across every continent. Ensuring resilience of our agricul 07828
Christa Testerink @christatesterink.bsky.social · 03/12/2024www.wur.nl/nl/vacature/... My colleagues Rumyana Karlova and Leónie Bentsink are hiring! @pph-wur.bsky.social @w-u-r.bsky.socialwur.nlPhD student MiSeed 0510
Christa Testerink @christatesterink.bsky.social · 03/12/2024Reminder for the online seminar this Friday to celebrate our Focus issue on Root development. Follow these talks highlighting some of the many great papers in the issue, at breakfast time on our (Europe) side of the world. @aspbofficial.bsky.social @plantphys.bsky.social 093
Reposted by Christa TesterinkBert De Rybel @bertderybel.bsky.social · 01/12/2024Abstract Submission OPEN for #ICAR2025 International Conference on Arabidopsis Research! Topics for Concurrent and Workshop sessions published! 📅 June 16-20 Ghent 🇧🇪 🕸️ icar2025.comicar2025.comSummary. - International Conference on Arabidopsis Research: ICAR2025 12627
Reposted by Christa TesterinkMarc Somssich @somssich.bsky.social · 02/12/2024In case you're not already saturated with #FERONIA papers, here's one more linking FER to #PlantCellWalls integrity sensing during #SaltStress. Co-first-authored by Liu Wang, who did the work for her PhD with me ☺️ www.science.org/doi/10.1126/... #PlantScience #PlantStress #PlantPhysiologyscience.orgFERONIA adjusts CC1 phosphorylation to control microtubule array behavior in response to salt stressA receptor-like kinase controls cell wall biosynthesis under salt stress by regulating microtubule organization. 2328
Reposted by Christa Testerinknikogeldner.bsky.social @nikogeldner.bsky.social · 02/12/2024Endodermis - exodermis, less related than their names suggest…great story from the Brady lab! Congratulations to all involved! www.nature.com/articles/s41...nature.comRegulation and function of a polarly localized lignin barrier in the exodermis - Nature PlantsIn tomato roots, the exodermis forms a genetically distinct polar lignin cap (PLC) barrier from the Casparian strip. SlSCZ and SlEXO1 repress PLC deposition in inner layers. The PLC cannot fully compe... 03916
Christa Testerink @christatesterink.bsky.social · 25/11/2024See www.ipgsa2025.org for more info!ipgsa2025.orgHome | IPGSA 2025 000
Reposted by Christa TesterinkMary Williams @PlantTeaching @plantteaching.bsky.social · 25/11/2024I've had a few questions about the Dec 6 @plantphys.bsky.social webinar on Root Development blog.aspb.org/december-6-p... It's being held at a time to accomodate the speakers, so not always convenient for participants. However, we always record webinars & post them to YouTube and blog ASAP!blog.aspb.orgDecember 6: Plant Physiology Webinar, Focus on Root Development | Plant Science TodayCelebrating the December 2024 Focus Issue on Root Development Friday, December 6, 2024 6:00 AM UTC | 8:00 AM Jerusalem | 9:00 AM Saudi Arabia | 11:30 AM New Delhi | 3: 00 PM Seoul | | ** 10:00 PM… 03314
Reposted by Christa TesterinkJustin Walley @justinwwalley.bsky.social · 21/11/2024Our Arabidizzle ubiquitinome paper is published! Awesome collaboration w @diorkelley.bsky.social lab lead by Gaoyuan Song - key contributions from so many others (@dormichicken.bsky.social @nmclark2.bsky.social) @theplantcell.bsky.social #proteomics #PlantScience academic.oup.com/plcell/advan...academic.oup.comQuantitative proteomics reveals extensive lysine ubiquitination and transcription factor stability states in ArabidopsisAn antibody-based approach to enrich ubiquitinated peptides reveals Arabidopsis root, seedling, and leaf ubiquitinomes. 54526
Reposted by Christa TesterinkParvinder Kahlon @parvinderkahlon.bsky.social · 22/11/2024New Preprint! Excited to share our method for profiling light elements in plant tissues using XRF. Fast, cost-effective, and no extraction needed—perfect for stress-related studies in plants. Read more: www.biorxiv.org/content/10.1... #PlantScience #XRF #Innovationbiorxiv.orgQuantitative light element (sodium and potassium) profiling in plant tissues using monochromatic X-ray fluorescence analysisAccurately determining the elemental composition of plant tissues is essential for physiological studies on plant stress, including salinity tolerance. However, high-throughput routine analysis of lig... 31412
Reposted by Christa TesterinkJim Rowe @botanicaljim.bsky.social · 18/11/2024The Rowe lab is recruiting a #PlantScience PhD student for 2025! You'll use our new ABACUS FRET biosensors to map the dynamic leaf #AbscisicAcid accumulations at low humidity in Arabidopsis, wheat and rice. #PhDposition www.findaphd.com/phds/project... 24646
Reposted by Christa TesterinkMarc Somssich @somssich.bsky.social · 30/10/2024📜 SCOOP10 And SCOOP12 Peptides Act Through MIK2 Receptor-Like Kinase to Antagonistically Regulate Arabidopsis Leaf Senescence 🧑🔬 Zhenbiao Zhang, Nora Gigli-Bisceglia, Yongfeng Guo, et al. 📔 Molecular Plant 🔗 www.sciencedirect.com/science/arti... #️⃣ #PlantScience #PlantDevelopment #PlantSignalingsciencedirect.comSCOOP10 And SCOOP12 Peptides Act Through MIK2 Receptor-Like Kinase to Antagonistically Regulate Arabidopsis Leaf SenescenceLeaf senescence plays a critical role in a plant's overall reproductive success due to its involvement in nutrient remobilization and allocation. Howe… 021
Christa Testerink @christatesterink.bsky.social · 29/10/2024SCOOP10 And SCOOP12 Peptides Act Through MIK2 Receptor-Like Kinase in Arabidopsis Leaf Senescence Great collaboration with Yongfeng Guo’s lab, led by Zhenbiao Zhang and Nora Gigli-Bisceglia @pph-wur.bsky.social Another intriguing role for MIK2! www.sciencedirect.com/science/arti...sciencedirect 042
Reposted by Christa TesterinkbioRxiv Plant Bio @biorxiv-plants.bsky.social · 25/10/2024Quantitative light element (sodium and potassium) profiling in plant tissues using monochromatic X-ray fluorescence analysis www.biorxiv.org/content/10.1101/202… biorxiv.orgQuantitative light element (sodium and potassium) profiling in plant tissues using monochromatic X-ray fluorescence analysis https://www.biorxiv.org/content/10.1101/2024.10.22.619597v1 Accurately determining the elemental composition of plant tissues is essential for physiological stu 022
Christa Testerink @christatesterink.bsky.social · 24/10/2024We have three (!) PhD positions currently open at the laboratory of Plant Physiology @pph-wur.bsky.social @kinpanchung.bsky.social On root development under stress and cytoplasmic inheritance Please share! www.wur.nl/en/vacancy/p... www.wur.nl/en/vacancy/p...wur.nlPhD student: Cytoplasmic Inheritance in Plants (Two available PhD positions) 026
Reposted by Christa TesterinkJenny Saile @jennysaile.bsky.social · 19/10/2024Great opportunity to join our group @PPH_WUR as a PhD student, studying the role of root plasticity in drought resilience, as part of the national CropXR program. Deadline 18 Nov. More information & application: www.wur.nl/en/vacancy/p...wur.nlPhD student Plant root development 013
Reposted by Christa TesterinkMary Williams @PlantTeaching @plantteaching.bsky.social · 29/09/2024📣 The application deadline for the Plant Physiology Assistant Features Editor program is in two weeks! If you're a postdoc or late-stage PhD student, consider applying. blog.aspb.org/plant-physio... A recorded Q&A is embedded in the blog post.blog.aspb.orgPlant Physiology is recruiting Assistant Features Editors to start in 2025 and 2026 | Plant Science TodayBy Yunde Zhao (Plant Physiology EIC) and Mary Williams (Plant Physiology Features Editor) We started the Plant Physiology Assistant Features Editor program more than six years ago to help young… 01218
Christa Testerink @christatesterink.bsky.social · 24/09/2024Please share! Wonderful opportunity to join us in Wageningen www.wur.nl/en/vacancy/f...wur.nlFull Professor and Chair of Plant Breeding 12031
Christa Testerink @christatesterink.bsky.social · 10/09/2024Welcome @kinpanchung.bsky.social at Wageningen University & Research, we are very pleased to welcome you to the @pph-wur.bsky.social team. Huge congratulations with this ERC StG funded dream start. Looking forward to the cool science and new research directions ahead! www.wur.nl/en/news-wur/...wur.nlERC-grant for research on plant cytoplasmic inheritanceThe European Research Council (ERC) has awarded a research grant to researcher Kin Pan Chung. He receives the ERC Starting Grant for his research on the inheritance of cytoplasmic genomes. Chung trans... 042
Christa Testerink @christatesterink.bsky.social · 05/09/2024Wanted: good genes for crops; Salty tomatoes, salty potatoes solutions by Rumyana Karlova @pph-wur.bsky.social www.wur.nl/en/article/s...wur.nlSalty tomatoes, salty potatoesExcess salt in the soil hinders the growth of tomato and potato plants. However, if you manage to create good, salt-tolerant varieties, the flavour can be surprisingly delicious. 030
Reposted by Christa TesterinkMarc Somssich @somssich.bsky.social · 23/05/2024📜 SOS1 tonoplast neo-localization and the RGG protein SALTY are important in the extreme salinity tolerance of Salicornia bigelovii 🧑🔬 Octavio R. Salazar, Sandra M. Schmöckel, et al. 📔 @natureportfolio.bsky.social Communications 🔗 www.nature.com/articles/s41... #️⃣ #PlantScience #PlantPhysiologynature.comSOS1 tonoplast neo-localization and the RGG protein SALTY are important in the extreme salinity tolerance of Salicornia bigelovii - Nature CommunicationsThe authors show that in the halophyte Salicornia the sodium transporter SOS1 localizes to the tonoplast, likely storing sodium in the vacuole. The intrinsically disordered protein SALTY, increases ye... 041
Reposted by Christa TesterinkMarc Somssich @somssich.bsky.social · 24/05/2024📜 Arabinosylation of cell wall extensin is required for the directional response to salinity in roots 🧑🔬 Yutao Zou, Nora Gigli-Bisceglia, Yanxia Zhang, @christatesterink.bsky.social, et al. 📔 The Plant Cell 🔗 academic.oup.com/plcell/advan... #️⃣ #PlantScience #PlantPhysiology #PlantCellWallsacademic.oup.comArabinosylation of cell wall extensin is required for the directional response to salinity in rootsSalt induces ExAD-dependent arabinosylation of hydroxyproline residues in extensin to modify cell wall structure and the gravitropism response of roots. 031
Christa Testerink @christatesterink.bsky.social · 03/05/2024Amazing work by Yutao and Nora and many other colleagues showing the major importance of minor molecular changes in the cell wall in seedlings exposed to high salinity academic.oup.com/plcell/advan...academic.oup.comArabinosylation of cell wall extensin is required for the directional response to salinity in rootsSalt induces ExAD-dependent arabinosylation of hydroxyproline residues in extensin to modify cell wall structure and the gravitropism response of roots. 0129