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Posts by Kirk Amundson

Phylogeny of the 284 species of plants included in Conservatory data set. Conservatory uncovered ~2.3 million conserved non-coding DNA sequences across 284 plant species from 72 families including eudicots, monocots, gymnosperms, and algae. Illustrations by Professor Madelaine Bartlett.

Phylogeny of the 284 species of plants included in Conservatory data set. Conservatory uncovered ~2.3 million conserved non-coding DNA sequences across 284 plant species from 72 families including eudicots, monocots, gymnosperms, and algae. Illustrations by Professor Madelaine Bartlett.

Hiding in plain sight! 2.3M conserved non-coding sequences traced back 300M years across 284 plant species
Ground-breaking study out in First Release @science.org from labs of @madelaineb.bsky.social, @idane.bsky.social & Zach Lippman
▶️ doi.org/10.1126/scie...
▶️ www.slcu.cam.ac.uk/news/hiding-...

1 month ago 148 53 6 3

Amazing work! Congratulations!

2 months ago 0 0 1 0
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Creating a functional single-chromosome yeast - Nature Successive fusion of yeast chromosomes is used to produce a single-chromosome strain that is viable, albeit with slightly reduced fitness.

never mind all that work to merge yeast chromosomes - your (whatever was assembled, assuming corn) did it all on it's own!

www.nature.com/articles/s41...

4 months ago 1 0 1 0
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Myosin 2 drives actin contractility in fast-crawling species outside of the amorphean lineage Myosin 2-dependent actin contractility—the force that powers cell division and migration in animals, fungi, and other Amorphea—had been previously unknown outside this single eukaryotic group. Guest e...

Our work on Naegleria Myosin 2 is out!

Naegleria encodes 3 Myo2s which contract its actin network—the first evidence of contractile Myo2 outside of Amorphea.
Myo2 is actually widespread in Naegleria's relatives and correlates with fast cell crawling.

Read more: www.cell.com/current-biol...

5 months ago 42 20 2 1
Career – Schneeberger Lab

🌱 Postdoc position in Plant Genomics/Bioinformatics!

Love genome plasticity, computational methods, and solving big questions in plant biology? Join our newly established Institute for Crop Biology at HHU Düsseldorf.

More info on schneebergerlab.org/career/
Apply by Nov. 30 | 3-year position

5 months ago 23 34 0 1
PNAS Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...

Finally out! We measured mutations in tetraploid potato. Highlights:

- higher mutation rates in L1 than L2
- even higher rates and a distinct oxidative stress signature outside of meristems
- lower mutation rates in genes everywhere we looked

More 👇
www.pnas.org/doi/10.1073/pnas.2514507122

5 months ago 12 4 0 0
LinkedIn This link will take you to a page that’s not on LinkedIn

Are you looking for a PhD in Plant Science? Check our our project on barley canopy architecture. Combine genetics and physics to understand how awns influence barley grain development. Find out more here: lnkd.in/eWhWammJ Apply by 14th December. #PhDPosition
#PlantSci @instmolplantsci.bsky.social

5 months ago 25 29 1 1
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Warning. ⚠️ If you are writing an NSF GRFP, new this year, you need official transcripts to apply. Beware. They will not review applications without official transcripts. ‼️

5 months ago 83 115 11 7
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Our lab’s variegated peperomia makes green flecks on leaves, but only on the abaxial side. It’s the typical sandwich: L1 green-L2 yellow-L3 green, so guessing flecks are L1-derived cells dividing periclinally into L2. But how only on the abaxial side? Something to do with the super thick epidermis?

5 months ago 11 2 0 0

Come work with us!!

We have a great group of plant biologists already, and there are FOUR searches for new plant biologists of different flavours across campus. We also have an outstanding group of animal physiologists (including @mstager.bsky.social ). Please apply!!

5 months ago 9 14 1 1
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Just for fun, here's a game I like to call "Find the neuron" with examples of olfactory sensory neuron images from Šmít et al 2017 (doi.org/10.7554/eLif...) and Filoreta ramosa, a free-living syncytial amoeba from a salt marsh.

5 months ago 6 1 0 0
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My PhD work is up on bioRxiv! Read all about the #actin and #microtubule #cytoskeleton of the Rhizarian #amoeba Filoreta ramosa here: www.biorxiv.org/content/10.1...

5 months ago 6 3 0 0
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A deep-time landscape of plant cis-regulatory sequence evolution Developmental gene function is conserved over deep time, but cis -regulatory sequence conservation is rarely found. Rapid sequence turnover, paleopolyploidy, structural variation, and limited phylogen...

From @kirkamundson.bsky.social this looks pretty amazing. www.biorxiv.org/content/10.1...

6 months ago 15 12 1 0
Gene Fragments Synthesis | Custom DNA Fragments | Gene Universal Gene Universal provides custom DNA fragments and synthetic gene fragment synthesis services for your research. Get reliable, high-quality gene fragments today.

Gene universal does 150-500 bp for $79 per fragment. According to our resident gene editor, the turnaround time is good, but they won’t take on tricky/repetitive synthesis projects that some other companies will

www.geneuniversal.com/service/gene...

6 months ago 3 0 0 0
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Simons Postdoctoral Fellowships in Plant Biology Simons Postdoctoral Fellowships in Plant Biology on Simons Foundation

PD fellowship opportunity! New project ideas on medicinal plant engineering, cell type specific response to elicitation of biosynthesis, and epigenome/cloning evolution of long term cultured plant cells in the context of chemical production. www.simonsfoundation.org/grant/simons...
Email me!

6 months ago 9 7 0 2
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The @uncchapelhill.bsky.social Department of Biology is searching for tenure-track Assistant Professor in Plant Molecular Biology. Chapel Hill is a wonderful place and Biology is an amazing group of people. To apply, see:
unc.peopleadmin.com/postings/307...

6 months ago 41 60 0 1

Of note: "Of particular importance, the successful candidate will have a demonstrated understanding of the strength that is brought to science through diversity, equity, inclusivity, and accessibility."

6 months ago 1 1 0 0
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Here is a great job for the right plant physiologist.

6 months ago 21 11 0 1
Assistant Professor - Plant Physiology The Department of Biology at the University of Massachusetts Amherst invites applications for a full-time, tenure-track Assistant Professor position in the area of Plant Physiology. The successful can...

UMass Amherst Biology is recruiting a tenure-track Assistant Professor in the area of Plant Physiology. Deadline Nov 1. Please spread the word and apply!

careers.massachusetts.edu/mob/en-us/jo...

6 months ago 44 55 1 1

Looks like the solicitation finally posted! www.nsf.gov/funding/oppo...

6 months ago 9 7 1 0
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USDA funding delays under Trump compromise agricultural research Sharp drop in grant awards leaves researchers frustrated

"With 2 weeks left before the end of this fiscal year, USDA’s [NIFA] had awarded just 558 competitive grants ... 68% fewer than during the prior fiscal year—and $741 million less in competitively awarded research funds"

Don't forget #PlantSci and ag research, folks.
www.science.org/content/arti...

7 months ago 50 38 0 0
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My department is hiring! Join us! jobs.colostate.edu/postings/165...

7 months ago 17 20 0 0
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NSF Graduate Research Fellowship Program (GRFP)

While full solicitation isn’t up, looks like we have 2025 proposal deadlines for the GRFP: www.nsf.gov/funding/oppo...

7 months ago 49 42 4 2
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Patagonia Changed the Apparel Business. Can It Change Food, Too?

Once more, with feeling.

Using Kernza, a perennial grain with 1/3 the yield of wheat, to make crackers and beer for rich people is NOT a climate solution.

Only at the end does this piece quote @mikegrunwald.bsky.social on Kernza's yield problem.

www.nytimes.com/2025/09/07/b...

7 months ago 52 12 4 0

Spread the word 😃
Our department has an open position at the Assitant Professor level 🌱

7 months ago 26 29 0 2

Partial retention of ancient function increases genetic pleiotropy in grass evolution www.biorxiv.org/content/10.1101/2025.08....

7 months ago 8 6 0 0
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What about building the haplotypes from pollen single cell data? Bit of a project but maybe cheap depending on multiplexing capability.

7 months ago 5 0 1 0

from www.nature.com/articles/hdy...

7 months ago 1 0 0 0
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Some of the really old papers on plant chimeras describe formation of shoots from roots in geranium. Here, a chimera with genetically white L3 sprouts a white shoot from an L3-derived shoot-borne root.

Still wouldn't call this a RAM sprouting a shoot though. Maybe theres a callus phase

7 months ago 5 1 1 0
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Clonal strains of the fresh-market potato cultivar Russet Norkotah changed the domestication gene CDF1 Dear Editor,

Clonal variants of the Russet Norkotah potato cultivar are popular for their vigorous growth, delayed maturity and higher yield.

We tracked down the mutation that likely drives these changes to a TE that hopped out of CDF1. Out now in @plantphys.bsky.social

academic.oup.com/plphys/artic...

8 months ago 4 2 0 0