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Posts by Choukri Ahmed

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Excited to share our new preprint on rhizobacterial biosensors mapping sucrose exudation 🌱

Work spanning my TomKat postdoc in @josedinneny.bsky.social's lab to my own lab at @universityofga.bsky.social; co-first with my PhD student Gretchen Brinkman: 🧵

biorxiv.org/content/10.6...

4 days ago 29 16 1 2

there goes the central dogma, i guess. is nothing sacred anymore?

4 days ago 51 9 3 0
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OmicsCanvas: A multi‐omics platform for integration and visualization of epigenetic regulation OmicsCanvas integrates diverse epigenomic and transcriptomic data into a unified framework, enabling users to visualize complex multi-omics patterns, generate publication-ready figures, and uncover r...

Meet OmicsCanvas!

This powerful new platform integrates diverse #epigenomic and #transcriptomic #data into a unified framework, making multi-omics analysis accessible to #biologists without #bioinformatics expertise.

doi.org/10.1111/jipb...
@wileylifesci.bsky.social
#PlantScience #FreeAccess

1 week ago 5 4 0 0

It would be interesting to screen variations of strigolatone biosynthesis gene cluster in this pangenome, towards searching Sorghum varieties with good behavior against Striga

1 week ago 1 0 0 0
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A Sorghum Pangenome Opens More Doors to Discovery | Joint Genome Institute Leveraging decades of technological development, dozens of reference genomes and thousands of resequenced sorghum varieties, a resource for breeders and researchers to harness the traits that let this...

"We wanted to build a resource that demonstrates DNA sequence diversity, gene repertoire, and the phenotypic diversity across this plant in one accessible resource." — John Lovell, JGI Plant Program

More: jgi.doe.gov/user-science/science-sto...

1 week ago 4 3 0 2
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Frontiers | Biosolarization as an alternative method to inhibit parasitic Phelipanche ramosa germination Phelipanche ramosa, or branched broomrape, is a parasitic weed that attaches to the roots of host plants and can cause great agricultural losses, from reduce...

🌱 From Frontiers in Agronomy: Biosolarization can cut broomrape germination by over 99 percent, offering a faster, low-chemical option to protect crops from parasitic weeds. (Bradley D. Hanson)

▶️ www.frontiersin.org/journals/agr...

#PlantScience #WeedScience

1 week ago 5 2 0 0
Artificial soil (ArtSoil): Recreating soil conditions in synthetic plant growth media Reader environment loaded

Happy to share our work on soil-emulating plant growth media! 🌱 ArtSoil supports a self-repopulating complex microbiome, promotes plant growth, avoids sucrose artifacts, and enables reproducible, cell-type-specific root responses 👇

onlinelibrary.wiley.com/share/MKTXP2...

2 weeks ago 6 3 1 0
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Broomrapes of the World, published by Kew, out now. Years of fieldwork, collaboration, observation and passion went into these 600 pages. We hope it will inspire others to enjoy these beautiful plants:

3 weeks ago 73 16 2 1
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Rapid adaptation and extinction in synchronized outdoor evolution experiments of Arabidopsis Climate change forces species to adapt rapidly to avoid extinction. To directly observe rapid adaptation and extinction, we conducted synchronized evolution experiments with Arabidopsis thaliana in 30...

How Thale Cress adapts – or goes extinct.

In an unprecedented field experiment plant scientists investigated evolutionary adaptation of Arabidopsis thaliana to a wide range of climates at 30 locations: from the Alps to the Negev Desert was investigated.
In @science.org
doi.org/10.1126/scie...

3 weeks ago 16 8 1 0
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Or maybe downregulate ABA catabolism during early herbs' germination

3 weeks ago 1 0 0 0

@gildasguillemer.bsky.social

3 weeks ago 0 0 0 0
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Single-molecule peptide sequencing through reverse translation of peptides into DNA - Nature Biotechnology Peptides are sequenced by converting each amino acid into amplifiable DNA barcodes.

Single-molecule peptide sequencing through reverse translation of peptides into DNA | Nature Biotechnology https://www.nature.com/articles/s41587-026-03061-z

1 month ago 35 18 0 4

+ 1

1 month ago 0 0 0 0
Proposed working model of candidate pathways and genes potentially associated with seed coat coloration based on comparative transcriptomic associations observed at a single developmental stage (110 DAS). This schematic illustrates transcriptomic associations across the phenylpropanoid-flavonoid pathway from phenylalanine-derived precursors to anthocyanin and proanthocyanidin (PA) accumulation in vacuoles. Genes upregulated in black seed coats are shown in green and those upregulated in yellow seed coats in brown (color intensity reflects log2 fold-change)...

Proposed working model of candidate pathways and genes potentially associated with seed coat coloration based on comparative transcriptomic associations observed at a single developmental stage (110 DAS). This schematic illustrates transcriptomic associations across the phenylpropanoid-flavonoid pathway from phenylalanine-derived precursors to anthocyanin and proanthocyanidin (PA) accumulation in vacuoles. Genes upregulated in black seed coats are shown in green and those upregulated in yellow seed coats in brown (color intensity reflects log2 fold-change)...

Transcriptomic and Metabolic Insight Into Flavonoid Biosynthesis Underlying Black and Yellow Seed Coat Color Variation in Soybean (Glycine max) (Kahee Moon, Prakash Basnet, Seung Young Choi, et al) doi.org/10.1002/pld3... #PlantScience @aspbofficial @wileyecology @sebiology

1 month ago 4 2 0 0
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Tryptophanase disruption promotes insect–bacterium mutualism - Nature Microbiology Disruption of a single gene encoding tryptophanase makes Escherichia coli mutualistic in a stinkbug model owing to the accumulation of tryptophan and a reduction in toxic indole. This gene is typicall...

Disruption of a single gene, tnaA, encoding tryptophanase makes E. coli mutualistic to stinkbug, resulting in the accumulation of tryptophan and the reduction of toxic indole. www.nature.com/articles/s41...

1 month ago 8 3 0 0
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Poplar CLE peptides promoting ectomycorrhizal symbiosis identified through genome-wide analysis of responsive small secreted peptides Trees use CLAVATA3/EMBRYO SURROUNDING REGION-related (CLE) peptides to promote ectomycorrhizal symbiosis, revealing an additional regulatory layer in tree–

🧵 New paper out in @PlantPhysiology! We asked: how do trees talk to their fungal partners during ectomycorrhizal symbiosis? Turns out, tiny secreted peptides play a big role. 1/

Read the full paper here 👇
academic.oup.com/plphys/advan...

1 month ago 46 20 1 1
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I think the profile of glucosinolates also matter (taste surely be different if you have more C4 aliphatic GSLs than C3 aGSLs FI)

1 month ago 1 0 0 0
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The Arabidopsis PRC2 subunit MSI1 interacts with HY5 to repress hypocotyl elongation through H3K27 tri-methylation (Yingchao Xu , Min Wang , Mei-Hui Yu , et al) doi.org/10.1093/plce... #PlantScience @aspbofficial

2 months ago 8 1 0 1
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Welcome to the "4th International Congress on #strigolactones (ICS)”, which will be held in Paris, FRANCE, from 5 to 8 October 2026. All the information available on ics2026.sciencesconf.org

4 months ago 4 3 0 0
The predation process of the nematode trapping fungus Arthrobotrys oligospora.
The predation process of the nematode trapping fungus Arthrobotrys oligospora. YouTube video by Fungal-Worm Lab IMB Academia Sinica

Did you know that some fungi are CARNIVOROUS? There are lots of species that do this, but I think Arthrobotrys oligospora is especially bonkers. These fungi sense when their prey (nematodes) are nearby by eavesdropping on the chemical signals that the nematodes use to communicate with each other 🧪🪲🍄

5 months ago 55 15 2 2
A shorter green-leafed plant on the left, marked "Ctrl" is about half the size of a similar looking plant on the right.

A shorter green-leafed plant on the left, marked "Ctrl" is about half the size of a similar looking plant on the right.

Scientists have identified a protein in poplar that, when turned off, results in increased growth, stronger cell walls and trees that are more disease-resistant.

More: jgi.doe.gov/user-science...

@jbei.lbl.gov @axelvisel.bsky.social @biosci.lbl.gov @berkeleylab.lbl.gov

5 months ago 8 4 0 1
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Assemblies of long-read metagenomes suffer from diverse errors Genomes from metagenomes have revolutionised our understanding of microbial diversity, ecology, and evolution, propelling advances in basic science, biomedicine, and biotechnology. Assembly algorithms...

I am very happy (and anxious) to share with you our most recent work in which we evaluated four of the most popular long-read assemblers,

www.biorxiv.org/content/10.1...

and tell you just a little bit about it in the following 🧵

11 months ago 137 73 5 8

I tried it, it's very interesting, maybe it's an oversight but i was unable to find a way to export UMAP graph (SVG, PNG etc)

5 months ago 0 0 1 0
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Gibberellin transport affects lateral root growth through HY5 in response to far-red light (Kasper van Gelderen , Kyra van der Velde , Chia-kai Kang , Jessy Hollander , Alicia Koppenol , Orfeas Petropoulos , Putri Prasetyaningrum , Tuğba Akyüz , Ronald Pierik) doi.org/10.1093/plce... #PlantScience

7 months ago 20 11 0 1
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CRISPR meets AlphaFold: guiding SWEET10-enhanced oil production Enhancing seed oil content significantly benefits both human welfare and environmental sustainability. Clustered regularly interspaced short palindromic repeats/CRISPR-associated protein (CRISPR/Cas) and artificial intelligence (AI) are transformative tools for crop trait improvement. A recent study by Wang and colleagues reported that AlphaFold-guided CRISPR genome editing of SWEET10 boosts oil contents, highlighting a breakthrough in precision crop engineering.

CRISPR meets AlphaFold: guiding SWEET10-enhanced oil production #plantscience

8 months ago 2 1 0 0
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Cracking the seed code: How nitrate directly breaks ABA signaling for germination (Nitin Uttam Kamble) doi.org/10.1093/plce... #PlantScience

8 months ago 7 2 0 1
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Incredible opportunity #PlantSciJobs #plantscience #AcademicJobs

8 months ago 6 3 0 0
AP1 floral induction system and experimental strategy used. (A) The AP1 floral induction system (pAP1::AP1-GR ap1 cal) was used in Arabidopsis. On the left, an SEM image of overproliferation inflorescence meristems of the ap1 cal mutant and on the right, an SEM image of many synchronized floral buds 5 d after dexamethasone (DEX) treatment are shown. (B) Overview of the workflow and sampling scheme. The extraction buffer Trizol was used, so from the same tissue sample, RNA and protein could be extracted. Subsequently, RNA-seq and LC-MS/MS were performed, followed by data analyses. SEM images provided by José Luis Riechmann.

AP1 floral induction system and experimental strategy used. (A) The AP1 floral induction system (pAP1::AP1-GR ap1 cal) was used in Arabidopsis. On the left, an SEM image of overproliferation inflorescence meristems of the ap1 cal mutant and on the right, an SEM image of many synchronized floral buds 5 d after dexamethasone (DEX) treatment are shown. (B) Overview of the workflow and sampling scheme. The extraction buffer Trizol was used, so from the same tissue sample, RNA and protein could be extracted. Subsequently, RNA-seq and LC-MS/MS were performed, followed by data analyses. SEM images provided by José Luis Riechmann.

🌸🧬🔬 INSIGHT 🌸🧬🔬

Almost lost in translation: integrated transcriptome and proteome analyses for early Arabidopsis flower development - Stefan de Folter

📝 Insight: doi.org/10.1093/jxb/...
🔬 Research: doi.org/10.1093/jxb/...

#PlantScience 🧪

8 months ago 12 6 0 0
Image Text: Call for 2026 Plantae Fellows. Application Deadline: August 31, 2025. plantae.org/2025fellowsapp. Featuring the Plantae and Plantae Fellows logo on a Plantae-branded background.

Image Text: Call for 2026 Plantae Fellows. Application Deadline: August 31, 2025. plantae.org/2025fellowsapp. Featuring the Plantae and Plantae Fellows logo on a Plantae-branded background.

📣 Are you a creative and articulate plant scientist looking to connect with other like-minded folks? Application is now open for the 2025-2026 Plantae Fellows program!🌱

👉 Learn more and apply by August 31! buff.ly/JqoDSHq

#plantscience

8 months ago 20 20 1 6
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Cell Free Protein Synthesis (E. coli) Ginkgo’s cell free protein synthesis (CFPS) kit is an E. coli transcription/translation system optimized to produce proteins from a T7 RNA Polymerase promoter.  Reactions consist of a bacterial cell l...

Ginkgo has launched an E.coli-based Cell Free Protein Synthesis reagent!

reagents.ginkgo.bio/products/cel...

8 months ago 9 4 0 0