Dirk Becker
@beckerdirk.bsky.social
Molecular Plant Physiology, Ion Channels, Transport and Signaling
A new paradigm in auxin mediated Calcium signaling. Fantastic work by the Fendrych group - congrats! doi.org/10.64898/202...
Hormone-dependent receptor docking controls calcium channel activity in plants
The phytohormone auxin is a central coordinator of plant growth and development. Besides its canonical effect on gene transcription[1][1],[2][2], auxin triggers an ultra-rapid calcium ion influx that ...
doi.org
Congrats to Uli, Bjørn & team! www.nature.com/articles/s41...
Transport of phenoxyacetic acid herbicides by PIN-FORMED auxin transporters - Nature Plants
PIN transporters are key players in distributing phenoxyacetic acid herbicides. Mutagenesis and cryo-EM structures elucidate substrate specificity and transport mechanisms, paving the way for improved...
nature.com
Excited to share my first first-author paper! 🌱🧬 'Planting Genomes in the Wild: Arabidopsis From Genetics History to the Ecology and Evolutionary Genomics Era' with Dr. Megan Ruffely and @mexpositoalonso.bsky.social doi.org/10.1146/annu... #PlantScience #Genomics #Arabidopsis #EvoEco
Planting Genomes in the Wild: Arabidopsis From Genetics History to the Ecology and Evolutionary Genomics Era | Annual Reviews
The genetics model system Arabidopsis thaliana (L.) Heynh. lives across a vast geographic range with contrasting climates, in response to which it has evolved diverse life histories and phenotypic ada...
doi.org
Bridging the borders… www.sciencedirect.com/science/arti...
Plasmodesmata act as unconventional membrane contact sites regulating intercellular molecular exchange in plants
Membrane contact sites (MCSs) are fundamental for intracellular communication, but their role in intercellular communication remains unexplored. We sh…
sciencedirect.com
Amazing! Congrats… www.nature.com/articles/s41...
The Marchantia polymorpha pangenome reveals ancient mechanisms of plant adaptation to the environment - Nature Genetics
Pangenome analyses of 133 wild accessions of the model bryophyte Marchantia polymorpha identify adaptive features and provide insights into the mechanisms of plant adaptation to the terrestrial enviro...
nature.com
Check out our new study! We show that Arabidopsis uses the EDS1-SAG101-NRG1 node to trigger rapid yet contained cell death. Key finding: NRG1C variant regulates this process by competing with functional NRG1s. Amazing collaboration between Jijie Chai and Parker Labs. www.nature.com/articles/s41...
Read for the weekend… A bi-kinase module sensitizes and potentiates plant immune signaling | Science Advances www.science.org/doi/10.1126/...
A bi-kinase module sensitizes and potentiates plant immune signaling
Mutual activation of a Ca2+ sensing bi-kinase module potentiates NADPH oxidase activation to facilitate systemic immunity.
science.org
📜 A green lifetime biosensor for calcium that remains bright over its full dynamic range 🧑🔬 Franka H van der Linden, @joachimgoedhart.bsky.social, et al. 📔 @elife.bsky.social 🔗 elifesciences.org/reviewed-pre... #️⃣ #Microscopy #Calcium #Biosensor #Bioimaging #Fluorophores
A green lifetime biosensor for calcium that remains bright over its full dynamic range
elifesciences.org
Chemical genetics reveals cross-regulation of plant developmental signaling by the immune peptide-receptor pathway | Science Advances www.science.org/doi/10.1126/...
Chemical genetics reveals cross-regulation of plant developmental signaling by the immune peptide-receptor pathway
A small compound uncovers the MAP kinase homeostasis–based signal specificity between plant development and immunity.
science.org
Novel insights in plant hydrotropism www.pnas.org/doi/10.1073/...
MIZ1 regulates ECA1 to generate a slow, long-distance phloem-transmitted Ca2+ signal essential for root water tracking in Arabidopsis | PNAS
Ever since Darwin postulated that the tip of the root is sensitive to moisture differences and that it “transmits an influence to the upper adjoini...
pnas.org
Leveraging light-gated channelrhodopsins for strengthening plant physiological responses: Trends in Plant Science www.cell.com/trends/plant...
Leveraging light-gated channelrhodopsins for strengthening plant physiological responses
Strengthening plant physiological traits is crucial for sustainable plant improvement. The underlying molecular mechanisms of rhodopsin-based plant improvement remain largely unknown. However, a recen...
cell.com
Plant roots sense soil compaction through restricted ethylene diffusion | Science www.science.org/doi/full/10....
science.org
Calcium-dependent protein kinases CPK3/4/6/11 and 27 respond to osmotic stress and activate SnRK2s in Arabidopsis: Developmental Cell www.cell.com/developmenta...
Calcium-dependent protein kinases CPK3/4/6/11 and 27 respond to osmotic stress and activate SnRK2s in Arabidopsis
Osmotic stress triggers the transient elevation of cytosolic Ca2+ levels and the rapid activation of SnRK2 protein kinases. Li and Hu et al. show the critical roles of CPK3/4/6/11/27 in decoding Ca2+ ...
cell.com
The German Society for Plant Sciences (Deutsche Botanische Gesellschaft DBG) is now on Bluesky 🌱 #PlantScience @plantsciencedbg.bsky.social
Sometimes the grass is indeed greener – and the sky is blue! We are ending activities on X and joining bluesky. ➡️https://go.uniwue.de/exit ➡️https://idw-online.de/de/news845520
The Nobori Masterpiece is out! What a nice interpretation of complex datasets. Congratulations @tatsuyanobori.bsky.social and team!
Tatsuya Nobori@tatsuyanobori.bsky.social · 2y agoNew year, new paper! Now published in @nature.com. We identified and characterised diverse immune cell states in plants under pathogen attack. My postdoc work in the Ecker lab at @salkinstitute.bsky.social. A thread (0/n) #PlantScience www.nature.com/articles/s41...
and from the same lab including some esteemed colleagues from Wuerzburg... #ionchannels involved on root #Calcium dependent #ROS signaling #optogenetics doi.org/10.1101/2025...
Calcium-triggered apoplastic ROS bursts balance gravity and mechanical signals to navigate soil
Reactive oxygen species (ROS) have been implicated repeatedly in multiple signaling processes in plants but the underlying mechanisms and roles remain enigmatic. Here, we developed live imaging of apo...
doi.org
new insights into #CNGC regulation... #PlantScience, #ionchannels doi.org/10.1101/2025...
Armadillo Repeat Only Proteins Are Crucial for the Function of Plant CNGC Channels
Plant cells respond to a wide range of stimuli through intracellular calcium (Ca2+) signaling. Cyclic nucleotide-gated channels (CNGCs) are a major class of plant Ca2+ channels, with 20 homologs in Ar...
doi.org
40 years ago all of Genbank was published in print form by NAR. The same format today would require over 4 light seconds of shelf space. To a year of progress in 2025.
Announcing a curated collection of long-read genomes for Arabidopsis thaliana: The 1001 Genomes Plus Project. Currently 453 unique accessions/almost 600 assemblies. Interested in contributing? Please contact us! #plantscience www.biorxiv.org/content/10.1...
#SnRK1 regulates nitrate uptake #PlantScience academic.oup.com/plcell/advan...
SnRK1α1-mediated RBOH1 phosphorylation regulates reactive oxygen species to enhance tolerance to low nitrogen in tomato
A kinase and an NADPH oxidase mediate reactive oxygen species production, which enhances the expression of two nitrate transporter genes and promotes nitra
academic.oup.com
NEWS & VIEWS: You can have it all: How the interplay between SnRK1 and RBOH1 promotes nitrate uptake in tomato (Margot Raffeiner)
doi.org
With this news in mind, I am happy to announce we are recruiting a postdoc or PhD student with expertise in Plant Microbiology. Come join us in sunny Freiburg ! Please share far and wide, thank you, and happy holidays! 🌲 #plantscience #phd www.hartman-plantlab.com/post/we-re-r...
We're recruiting a Postdoc or PhD student
PostDoc or PhD position available on "Root-bacterial interactions" in Plant Environmental Signalling & DevelopmentDescriptionUtilizing beneficial bacteria to control plant root ethylene signalling, de...
hartman-plantlab.com
Sjon Hartman@hartman-plantlab.com · 2y agoReally excited to receive state funding with the aim of using ethylene-modulating bacteria to improve root stress resilience in plants. It was a team effort, and I look forward to what we can achieven together with our consortium in the next years! #plantscience uni-freiburg.de/en/the-state...
Great to be able to comment with Jeff Dangl on a couple of important papers published today in Science www.science.org/doi/10.1126/...
A common immune response node in diverse plants
Small molecules activate a defense mechanism shared by all flowering plants
science.org
News from #SnRk1. #PlantScience
Geert De Jaeger’s lab@dejaegerlab.bsky.social · 2y agoCheck out our latest pre-print where we used our ASP-#SPARK #sensor to unveil #SnRK1's multifaceted role during #plant growth and #development! bit.ly/49JVZrY Including real-time #spatiotemporal visualization of SnRK1 activity in a growing #Arabidopsis root! 😀
Check out our latest pre-print where we used our ASP-#SPARK #sensor to unveil #SnRK1's multifaceted role during #plant growth and #development! bit.ly/49JVZrY Including real-time #spatiotemporal visualization of SnRK1 activity in a growing #Arabidopsis root! 😀
Do you want to know how to live-image internal floral organs with confocal microscope for up to 2 weeks? Check out our protocol: bio-protocol.org/en/bpdetail?... #Arabidopsis #Flower
We are looking for a new colleague :) Please spread the word!
CIBSS – Centre for Integrative Biological Signalling Studies@cibss.bsky.social · 2y ago📢 Job Alert! The Faculty of #Biology of the @uni-freiburg.de is seeking for a researcher with a competitive, internationally visible profile in #ChemicalBiology focusing on #BiologicalSignallingResearch. Join us and apply by 28 February, 25! More info: uni-freiburg.de/stellenangeb...
Engineering source-sink relations by prime editing confers heat-stress resilience in tomato and rice www.cell.com/cell/abstrac...
cell.com
