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jmperez_lab

@arolab.bsky.social
62 followers 77 following 2 posts

Prof. Genetics at the IB-UMH. Interested in Plant Biology, Cell reprogramming and Regeneration.

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jmperez_lab @arolab.bsky.social · 20/05/2026
New paper in @JIPBio ! 🍅🌱 Tomato MARS1/ROUGH histone demethylase acts as an epigenetic gatekeeper regulating root regeneration & fruit skin traits. Great collab with Christophe Rothan (INRAE/U. Bordeaux) & Moussa Benhamed (IPS2/U. Paris-Saclay)! doi.org/10.1111/jipb...
doi.org
Role of the tomato MARS1/ROUGH gene encoding a LYSINE‐SPECIFIC HISTONE DEMETHYLASE 1 in adventitious root and fruit skin formation
The tomato mars1/rough mutant displays enhanced root regeneration and rough fruits due to ectopic cell proliferation. The causal gene encodes a lysine-specific histone demethylase that normally maint....
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Yasin Dagdas @plantophagy.bsky.social · 03/05/2025
Happy birthday!!! www.theguardian.com/tv-and-radio...
theguardian.com
Happy birthday, David Attenborough! 99 ways he has inspired us, by Barack Obama, Billie Eilish, Morgan Freeman – and many more
This week the presenter turns 99. To celebrate, we asked 99 nature lovers – including Margaret Atwood, Jane Fonda, Bono, Kate Winslet and Michael Palin – how he has helped us see the world with fresh ...
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Dior Kelley @diorkelley.bsky.social · 05/05/2025
New CRISPR tools for tomato functional genomics from Eilon Shani! 🍅 🧬 ✂️ www.nature.com/articles/s41...
nature.com
Construction of multi-targeted CRISPR libraries in tomato to overcome functional redundancy at genome-scale level - Nature Communications
Genetic variance is vital for breeding programs and mutant screening, yet traditional mutagenesis methods wrestle with genetic redundancy and a lack of specificity in gene targeting. Here the authors ...
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SPS Saclay Plant Sciences @spsplantsciences.bsky.social · 28/01/2025
A few places still available for the workshop "Plant Science in the Anthropocene" (PLANT) (March 24- April 4, Paris-Saclay)! eng-saclay-plant-sciences.hub.inrae.fr/events/works... (application deadline February 17th)
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Charlotte White @charlotte-white.bsky.social · 11/01/2025
Check out the new ISRR website! @rootscientists.bsky.social #roots #rhizosphere #plantscience
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IBMP | Institut de biologie moléculaire des plantes @ibmp-cnrs.bsky.social · 28/01/2025
🌾 Fighting Fungal Pathogens with dsRNA! A new study in @commsbio.bsky.social shows that dsRNA can combat Magnaporthe oryzae, a major crop pathogen, by triggering RNAi & stress responses. Sustainable, eco-friendly plant protection is on the horizon! 🌱🔬 Read more: rdcu.be/d7tBT
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Rodrigo Reis @rodrigoreislab.com · 23/01/2025
In vivo structure of a telomerase RNA www.nature.com/articles/s41...
nature.com
Telomerase RNA structural heterogeneity in living human cells detected by DMS-MaPseq - Nature Communications
Telomerase assembles on a multi-domain RNA scaffold that must adopt a specific structure to function. Here, the authors reveal an alternative RNA conformation in living cells that disrupts telomerase ...
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Dolf Weijers @dolfweijers.bsky.social · 30/12/2024
Previously on @biorxivpreprint.bsky.social now online @naturecomms.bsky.social www.nature.com/articles/s41...
nature.com
Evolutionary origins and functional diversification of Auxin Response Factors
Nature Communications - Auxin is a universal regulator of plant growth and development. The authors report the origin and evolutionary history of the key DNA-binding transcription factors mediating...
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Nature Plants @natplants.nature.com · 19/12/2024
Two articles about plants on @cnn.com : - Scientists solve old mystery of how a cucumber explosively squirts its seeds edition.cnn.com/2024/11/26/s... (@christhorogood.bsky.social) - This greenhouse keeps crops cool. It could prove valuable as our planet bakes edition.cnn.com/climate/seco...
edition.cnn.com
Scientists solve centuries-old mystery of how a cucumber explosively squirts its seeds | CNN
Squirting cucumbers blast their seeds over distances hundreds of times their length, and now scientists say they have found the secret to how the plants do it.
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Nature Plants @natplants.nature.com · 19/12/2024
The December 2024 issue is now fully online: nature.com/nplants/volu...
Cover of the December issue of Nature Plants.
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Development @dev-journal.bsky.social · 18/12/2024
Issue 23 is now complete! On the cover: The liverwort Marchantia polymorpha grown for four weeks on soil. New tissues and organs are produced from meristems at the apices of the plant. See Research article by Spencer et al. journals.biologists.com/dev/article/...
Cover image of issue 23: The liverwort Marchantia polymorpha grown for four weeks on soil. New tissues and organs are produced from meristems at the apices of the plant. See Research article by Spencer et al.
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Nick Desnoyer @nickdesnoyer.bsky.social · 29/11/2024
Happy Friday everyone! Here are some cool Arabidopsis mini trees🌴 Arabidopsis arenosa hypocotyls can undergo extensive secondary growth and the rosettes that develop on top make them look like palm trees 🤯I wonder if this can be engineered in thaliana..
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Arif Ashraf @aribidopsis.bsky.social · 30/11/2024
Differential growth is an emergent property of mechanochemical feedback mechanisms in curved plant organs @ Developmental Cell www.cell.com/developmenta...
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Rodrigo Reis @rodrigoreislab.com · 01/12/2024
Very intriguing paper showing that m6A reader ECT2 requires ALBA for proper activity. Likely explains the poor CLIP consensus for ALBA, and makes me wonder about m6A in heat stress response.. www.embopress.org/doi/10.1038/...
embopress.org
ALBA proteins facilitate cytoplasmic YTHDF-mediated reading of m6A in Arabidopsis | The EMBO Journal
imageimageYTHDF proteins read the m6A-code on eukaryotic mRNA in the cytoplasm. This report shows that in Arabidopsis, m6A is read not simply by YTHDF proteins, but by their complexes with the ancient RNA-binding ALBA proteins. A short linear ...
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Jim Haseloff @jimhaseloff.bsky.social · 02/12/2024
Article about Wieger Wamelink, space biologist from Wageningen University who explores crop cultivation using simulated Mars and lunar soil from NASA. He is currently demonstrating the cultivation of his space potatoes in a Mars soil replica at the Evoluon in Eindhoven nextnature.org/en/magazine/...
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Daniel Ibrahim @danielibrahim.bsky.social · 28/11/2024
🔺🔺🔺RED TRIANGLE ALERT 🔺🔺🔺 Ever wonder how #TADs compare across the tree of life?Look no further & read our Review!!! Find out what genes & 3D chromatin can & can't do in Bacteria! Archeae! Yeast! Plants! Animals! SMCs & RNA-Pol are the only thing they have in common www.nature.com/articles/s41...
nature.com
Evolution and function of chromatin domains across the tree of life - Nature Structural & Molecular Biology
Szalay et al. discuss cross-kingdom similarities and differences in 3D chromatin folding in relation to gene regulation, including in bacteria, archaea, mammals and plants. This comparison reveals cer...
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IBMP | Institut de biologie moléculaire des plantes @ibmp-cnrs.bsky.social · 02/12/2024
🚨 Exciting discovery ! Todd Blevins' team, in collaboration with J Law's lab, reveals how Pol IV uniquely interacts with CLSY proteins for TE silencing and genome stability in plants. Published in Nature Communications
nature.com
CLSY docking to Pol IV requires a conserved domain critical for small RNA biogenesis and transposon silencing - Nature Communications
Transposons are DNA sequences that can mobilize, causing deleterious mutations. This work uncovers a novel structure in RNA polymerase IV allowing it to dock with four CLSY recruitment factors and sil...
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Kay Schneitz @kschneitz.bsky.social · 02/12/2024
Cool paper from the labs of Thomas Greb (@thomasgreb.bsky.social) and Karen Alim. Yet another successful collaboration within our DFG-funded research unit "Plant Morphodynamics". www.cell.com/current-biol... www.plantmorphodynamics.com www.grebgroup.de www.bpm.ph.tum.de #PlantScience
cell.com
Mechanical forces instruct division plane orientation of cambium stem cells during radial growth in Arabidopsis thaliana
Höfler et al. show that precisely regulated cell division plane orientations in cambium stem cells are guided by mechanical stress patterns in the tissue. The stress pattern is robust against local pe...
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nikogeldner.bsky.social @nikogeldner.bsky.social · 02/12/2024
Endodermis - exodermis, less related than their names suggest…great story from the Brady lab! Congratulations to all involved! www.nature.com/articles/s41...
nature.com
Regulation and function of a polarly localized lignin barrier in the exodermis - Nature Plants
In 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...
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Sophien Kamoun @kamounlab.bsky.social · 02/12/2024
My talk "How to science (and how not to science)" presented at the Swedish University of Agricultural Sciences; course "How to pick a scientific problem" organized by Shamik Mazumdar and Simon Stael. November 18, 2024. doi.org/10.5281/zeno...
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Javier Brumós @jbrumos.bsky.social · 27/11/2024
Interesting read @plantcellphysiol.bsky.social ‪ The world’s first GE tomato is expected to impact the development trend of GE crops worldwide. GE technology is democratizing the rapid development of crops, contributing to sustainable global food production. doi.org/10.1093/pcp/...
doi.org
Letter to the Editor: The World’s First CRISPR Tomato Launched to a Japanese Market: The Social-Economic Impact of its Implementation on Crop Genome Editing
CRISPR/Cas9 (clustered regularly interspaced short palindromic repeats/CRISPR-associated proteins 9) technology was awarded the Nobel Prize 8 years after i
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Franciska de Vries 🟥 @frantecol.bsky.social · 27/11/2024
It’s out!! We subjected soils from 30 different locations across Europe to extreme events and found that soil fungal and bacterial communities showed consistent responses that could be predicted from their origin! With @knightjar.bsky.social and many collaborators! www.nature.com/articles/s41...
nature.com
Soil microbiomes show consistent and predictable responses to extreme events - Nature
Soils from 30 grasslands across Europe were subjected to 4 contrasting extreme climatic events under drought, flood, freezing and heat conditions, with the results suggesting that soil microbiomes fro...
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Javier Brumós @jbrumos.bsky.social · 27/11/2024
Along these lines, @naturebiotech.bsky.social Europe’s first field trial of gene-edited vines has begun in Italy. Chardonnay vines have undergone gene inactivation to better defend themselves against downy mildew, an oomycete disease. doi.org/10.1038/s415...
doi.org
Italy tests first gene-edited vines for winemaking - Nature Biotechnology
Europe’s first field trial of gene-edited vines began in northern Italy on 30 September 2024. Developed by EdiVite, a spinoff from the University of Verona, these Chardonnay vines have undergone gene ...
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Rodrigo Reis @rodrigoreislab.com · 28/11/2024
Interesting work in human cells. Could help explain co-translational decay in plants www.sciencedirect.com/science/arti...
sciencedirect.com
m6A sites in the coding region trigger translation-dependent mRNA decay
N6-Methyladenosine (m6A) is the predominant internal RNA modification in eukaryotic messenger RNAs (mRNAs) and plays a crucial role in mRNA stability.…
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Chenxin Li, PhD @chenxinli2.bsky.social · 26/11/2024
Another sweet tomato gene coming from GWAS. For some reasons I was surprised GWAS being effective. Also impressed with the authors using Prime Editing to edit the less-sweet domesticated allele to the sweet wild allele, and vise versa. From: onlinelibrary.wiley.com/doi/full/10.... #PlantScience
onlinelibrary.wiley.com
A natural variation contributes to sugar accumulation in fruit during tomato domestication
Click on the article title to read more.
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J Friesner @jfriesner.bsky.social · 26/11/2024
Submit your abstract to #ICAR2025 by the deadlines below! Abstract Submission deadline for 🌱Oral presentations is March 17th. Abstract submission deadline for 🌱Poster presentations is May 1st. Topics for Concurrent and Workshop sessions published! 📅 June 16-20 Ghent 🇧🇪 🕸️ icar2025.com
icar2025.com
Summary. - International Conference on Arabidopsis Research: ICAR2025
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Bert De Rybel @bertderybel.bsky.social · 15/11/2024
In our latest work, we provide molecular insights into the age-dependent morphological changes occurring in the root meristem during phase change. Perseverance over many years by BaoJun Yang and Yanbiao Sun. Generous funding by ERC, FWO, VIB and UGent #plantscience www.science.org/doi/10.1126/...
science.org
SPL13 controls a root apical meristem phase change by triggering oriented cell divisions
Oriented cell divisions are crucial for determining the overall morphology and size of plants, but what controls the onset and duration of this process remains largely unknown. Here, we identified a s...
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Conor McClune @cmcclune.bsky.social · 13/11/2024
Our Taxol pathway preprint! We developed a systematic strategy to activate and identify gene sets in plants. Used it to identify 8 genes in the Taxol pathway, enabling a 20-gene biosynthesis of a Taxol precursor. Biggest surprise: a new protein that helps our oxidases produce the correct product
biorxiv.org
Multiplexed perturbation of yew reveals cryptic proteins that enable a total biosynthesis of baccatin III and Taxol precursors
Plants make complex and potent therapeutic molecules, but difficulties in sourcing from natural producers or chemical synthesis can challenge their use in the clinic. A prominent example is the anti-c...
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Chenxin Li, PhD @chenxinli2.bsky.social · 13/11/2024
I really like the discussion in the paper that drew the parallel between BBM1 & WOX9a and pluripotency factors in mammalian systems. Maybe the plant version of Yamanaka factors is not that far away in the future. #plantscience
"there are interesting parallels between the synergistic action of BBM1 and WOX9A demonstrated here and the induction of pluripotent stem cells in mammals by the four “Yamanaka factors”"
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Mary Williams @PlantTeaching @plantteaching.bsky.social · 11/11/2024
Delighted to be hosting a Plant Physiology webinar on root development next month! blog.aspb.org/december-6-p... Join us Dec 6 at 6am UTC (don't worry, we'll record it!). This webinar features speakers Andrea Ramirez, Amar Pal Singh, and Idan Efroni, and is hosted by Ji-Young Lee and Ikram Blilou.
Webinar: Root development (Dec 6). This webinar features speakers Andrea Ramirez, Amar Pal Singh, and Idan Efroni, who share findings from their work appearing in the December Focus Issue. The webinar is hosted by editors Ji-Young Lee and Ikram Blilou and is moderated by Plant Physiology Assistant Features Editor Héctor Hugo Torres-Martínez.
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Nature Plants @natplants.nature.com · 11/11/2024
New Article: "Dosage-sensitive maternal siRNAs determine hybridization success in Capsella" rdcu.be/dZRlf See thread below. We propose that hybrid seed failure results from reduced maternal sirenRNAs and increased AGL expression, leading to abnormal gene regulation in the endosperm.
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 11/11/2024
Evolutionary history of the grape sex-determining region in angiosperms and emergence of dioecy in Vitaceae www.biorxiv.org/content/10.1101/202…
biorxiv.org
Evolutionary history of the grape sex-determining region in angiosperms and emergence of dioecy in Vitaceae https://www.biorxiv.org/content/10.1101/2024.11.10.622717v1
Dioecy, defined by the presence of either female or male flowers on separate individual plants, is r
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Mary Williams @PlantTeaching @plantteaching.bsky.social · 12/11/2024
Herbicide resistance poses a challenge to producing enough food for a growing population. Sam Caygill, Thomas Köcher and Liam Dolan at the Gregor Mendel Institute discovered how bryophytes are naturally tolerant to the herbicide glyphosate. www.oeaw.ac.at/gmi/detail/n... #PlantScience
New Paper. Dolan Lab. MurA-catalyzed synthesis of 5-enolpyruvylshikimate-3-phosphate confers glyphosate tolerance in bryophytes. PNAS Image shows Marchantia polymorpha;
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EvoDevoSigNet @evodevosignet.bsky.social · 23/10/2024
We are a group of researchers interested on the Evo-Devo of plant signaling and beyond. Come check our network, team and activities to our refurbished web! and help us spread it among peers and Evo-Devo aficionados, please! evodevosignet.webs.upv.es/index.html
evodevosignet.webs.upv.es
evolution of regulatory mechanisms in development and plant signaling
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Facundo Romani @fromani.bsky.social · 13/11/2024
As I first post here, I will share a couple highlight papers from this year in our lab in a thread. I hope our work could be helpful resources for other people in #plantsciences #SynBio #PlantDevelopment #PlantEvoDevo. First, our promoter screening in Marchantia. academic.oup.com/plcell/artic...
academic.oup.com
The landscape of transcription factor promoter activity during vegetative development in Marchantia
A collection of promoters was systematically derived from transcription factor genes in Marchantia polymorpha and used to build a precise map of cell fates
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in silico Plants @insilicoplants.bsky.social · 13/11/2024
A predictive #model for ethylene-mediated auxin and cytokinin patterning in the #Arabidopsis #root by Simon Moore, George Jervis, Jennifer Topping, Chunli Chen, Junli Liu & Keith Lindsey buff.ly/4es2y35 via Plant Communications #PlantScience 🧪
buff.ly
Redirecting
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Heisler Lab @heisler-lab.bsky.social · 13/11/2024
Please repost. We are offering a rare opportunity to work as a postdoc or PhD within an international network pushing the boundaries of developmental biology. Please contact me ASAP if interested. www.sydney.edu.au/science/news...
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Charles Melnyk @charlesmelnyk.bsky.social · 12/11/2024
A Senior Lecturer/Associate Professor position is available in the Plant Biology Department at SLU, related to how plants grow, develop & interact with their environment. Come join us in a welcoming and dynamic department in Uppsala, Sweden! More info below: www.slu.se/en/about-slu...
slu.se
Jobs and vacancies at SLU. | slu.se
Jobs and vacancies at SLU. Read more about each job by clicking the job title. Please, follow the instructions closely when applying.
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Ari Pekka Mähönen @apmahonen.bsky.social · 08/11/2024
Finally out! We identified the stem cell factors (CAILs) of the vascular cambium, and a mechanism involving a ligand sequestration to position the stem cells. This work is a result of fruitful collaboration with @peteretchells.bsky.social and Tusscher labs. 🧵 1/x www.science.org/doi/10.1126/...
science.org
Identification of cambium stem cell factors and their positioning mechanism
Wood constitutes the largest reservoir of terrestrial biomass. Composed of xylem, it arises from one side of the vascular cambium, a bifacial stem cell niche that also produces phloem on the opposing ...
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PlantEvolution 🌱🌾 @plantevolution.bsky.social · 13/11/2024
Watch Joanne's call to arms for plant scientists to fight climate change: www.ted.com/talks/joanne... #plantscience
ted.com
How supercharged plants could slow climate change
Plants are amazing machines -- for millions of years, they've taken carbon dioxide out of the air and stored it underground, keeping a crucial check on the global climate. Plant geneticist Joanne Chor...
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