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Posts by Casey Bergman

Alex Kramer, Alan Zhang and friends posted our preprint today. In it, we introduce Panmap, a tool for phylogenetic placement, assembly, lineage abundance estimation, and eDNA assignment using phylogenetic pangenomes.

www.biorxiv.org/content/10.6...

3 weeks ago 27 17 1 0
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1/ BRAKER4 hatched!
The Earth BioGenome Project is on track to sequence ~1.5M eukaryotic species. Every one needs a structural annotation. No Perl monolith was going to survive that. So we rewrote BRAKER from the ground up. github.com/Gaius-August...

1 week ago 61 36 1 0

Dear letter writers, study sections, grant panels, etc…..(though expecting little will resonate)….

3 weeks ago 33 14 0 1

Congrats Maitreya!!!! 🎉🥳 A wonderful scientist, mentor, teacher, and leader

@maitreya.bsky.social

3 weeks ago 15 2 1 0
A comment from the story:It's a colorful pangenome world . From: It’s a colorful pangenome world... When digging into pangenomics methods to avoid reference bias, a hurdle is that “when you represent a lot of variations, it becomes, paradoxically, harder to correctly place the ‘nonaligners,’”
says Camille
Marchet. Aligning sequence
to graphs offers “no trivial
answer.” She and her team use
the De Bruijn graph and her
lab’s latest method is Vizitig.

A comment from the story:It's a colorful pangenome world . From: It’s a colorful pangenome world... When digging into pangenomics methods to avoid reference bias, a hurdle is that “when you represent a lot of variations, it becomes, paradoxically, harder to correctly place the ‘nonaligners,’” says Camille Marchet. Aligning sequence to graphs offers “no trivial answer.” She and her team use the De Bruijn graph and her lab’s latest method is Vizitig.

From my pangenomics story in @natmethods.nature.com, It's a colorful pangenome world, which is here www.nature.com/articles/s41... and here: rdcu.be/e8ZYC
A comment from @camillemrcht.bsky.social

1 month ago 7 6 1 0
Trippy Memphis bridge https://pangenome.github.io/MemPanG26/

Trippy Memphis bridge https://pangenome.github.io/MemPanG26/

Level up your #pangenomics game! Workshop, conference & biohackathon in #Memphis, May 11-15, 2026. Join us and get your hands dirty with sequence alignment, explicit and implicit graphs, cutting-edge methods, and AI. Register now! pangenome.github.io/MemPanG26/ #Bioinformatics #MemPanG26

1 month ago 10 5 0 1
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MycoMobilome: a community-focused non-redundant database of transposable element consensus sequences for the fungal kingdom Abstract. Transposable elements (TEs) are found in nearly all eukaryotic genomes. Despite significant advances in the sequencing of genomes, TE resources r

Need to annotate transposons in fungal genomes? 🧬
Good news #MycoMobilome is now live! Check it out here: doi.org/10.1093/narg...
Access the sequences through our Zenodo community (you can also contribute seqs with credit), and synchronisation with @dfam.bsky.social!

w/ @danielcroll.bsky.social

1 month ago 25 12 0 2
flyRoom - Drosophila Stock Management for Research Labs Modern stock management for Drosophila research labs. Track stocks, plan crosses, import from FlyBase, print labels, and collaborate across institutions.

We just launched flyRoom — modern web-based stock management for Drosophila labs. No more spreadsheets, no more messy labels, no more lost stocks. Free to start, built by researchers for researchers.

www.flyroom.net

1 month ago 21 11 2 2
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Remembering Phil Bourne Personal reflections on a legendary scientist, leader, builder, and mentor

Remembering Phil Bourne. Personal reflections on a legendary scientist, leader, builder, and mentor. blog.stephenturner.us/p/rememberin...

1 month ago 34 21 8 5

Haven’t read the paper yet, but the pattern shown would be my expectation under a reward system that favors chasing trends. Like baby name or dog breed popularity, scientists collectively follow trends at scale that I’d expect to be highly auto correlated but drift over time.

1 month ago 1 0 1 0
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Well deserved. Congratulations Joseph 🎉

1 month ago 1 0 0 0
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The 2026 GSA Awards: The brightest geneticists combine intellect with excellence in education, research, and mentorship This year’s award recipients bring to the table expertise and leadership that have shaped, and will shape, science for years to come.

Thrilled and honored to be part of the 2026 GSA Award recipient! This honor reflects years of teamwork - huge thanks to everyone who has been part of the #haploteam. Proud to share this with you all! @genetics-gsa.bsky.social
genestogenomes.org/the-2026-gsa...

1 month ago 8 2 1 0

26.3 (25D125). I think you need to click "Use as Defaults" after you check "always open in list view" and "browse in list view"

1 month ago 1 0 1 0

View -> Show view options -> always open in list view

1 month ago 1 0 1 0
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David Botstein | 1942 - 2026 | Online-Tribute.com David was a beloved husband, father, brother, scientist, teacher, mentor, musician, friend, who touched the lives of thousands. David’s wide-ranging scientific career spanned decades with a legacy o…

Sad to learn that David Botstein has passed away. Few people truly shape how you think and do science, and David was definitely one of them. I had a fun and influential time at Princeton with the Botstein, Kruglyak and co gangs. It shaped the way I do science.
www.online-tribute.com/DavidBotstein

1 month ago 6 1 0 0
PearTree — Phylogenetic Tree Viewer

So I pleased to announce the conceptual spawn of FigTree: PearTree (acronym still to be finalised). If you want to dive right in it is hosted as a web app here: artic-network.github.io/peartree (click the “Example...” button for immediate candy and then click every button you can find).

1 month ago 166 101 5 4
AI and the Nature of Science: Keynote presentation by Carl Bergstrom
AI and the Nature of Science: Keynote presentation by Carl Bergstrom YouTube video by MN Center for Philosophy of Science

how LLMs change incentives for research - a great talk by @carlbergstrom.com , had to watch in parts, a lot to digest. #institutional_epistemology at its best! www.youtube.com/watch?v=9Mj3... #philsci

1 month ago 39 12 0 3

One of my favorite tools to introduce to new students. Thanks for developing and maintaining!

1 month ago 1 0 1 0
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Release SeqKit v2.13.0 (10-year-old birthday version) · shenwei356/seqkit Changelog SeqKit is 10 years old! SeqKit v2.13.0 - 2026-02-28 seqkit: add support for reading and writing LZ4 compression format. new command: seqkit sample2: improved seqkit sample by @stahiga....

Can't wait to release a 10-year-old birthday version for SeqKit!

- 10 years
- 2 papers, 3500 citations
- 20 contributors
- 40 subcommands
- 880 commits
- 500 issues
- 685.5K Bioconda total downloads

Thank you all, dear contributors and users!
I'll keep maintaining it.

github.com/shenwei356/s...

1 month ago 125 35 6 1

Amazing peppered moth story from Saccheri lab - same locus, but different structural variants, underly parallel evolution of industrial melanism in the UK and across continental Europe.

1 month ago 36 18 1 0
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@pratikkatte.bsky.social and I just released Lorax 🌲, a tool for interactive exploration of biobank-scale ancestral recombination graphs (ARGs).

If you’ve ever wanted to scroll across the ancestries of thousands of genomes… this is for you.

1 month ago 39 26 2 0
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With @litinice.bsky.social, we built a haploid resource from 33 wild Taiwanese Saccharomyces cerevisiae strains — including some of the most genetically divergent Asian lineages — to bring natural yeast diversity into a genetically tractable framework. www.biorxiv.org/content/10.6...

2 months ago 28 10 1 0
Time-calibrated phylogeny of the family Drosophilidae showing major species groups, surrounded by representative adult flies that highlight the remarkable morphological diversity of this model insect group. The composite image was created using Microsoft PowerPoint. Fly photographs were taken by Darren J. Obbard and are published under the Creative Commons Attribution License with permission.

Time-calibrated phylogeny of the family Drosophilidae showing major species groups, surrounded by representative adult flies that highlight the remarkable morphological diversity of this model insect group. The composite image was created using Microsoft PowerPoint. Fly photographs were taken by Darren J. Obbard and are published under the Creative Commons Attribution License with permission.

The #fly community aims to achieve a comprehensive genomic study of the Drosophilidae family. @pankajd.bsky.social @bernardkim.bsky.social @petrovadmitri.bsky.social @darrenobbard.bsky.social present a comparative gene annotation for 301 #Drosophilidae species @plosbiology.org 🧪 plos.io/4c3pyrI

2 months ago 55 29 0 0
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Ancient co-option of LTR retrotransposons as yeast centromeres - Nature Evolutionarily related ‘proto-point’ centromeres providing resolution to the evolutionary origins of point centromeres are identified in yeast, and comparison shows they evolved in an ancestor with re...

Our paper is now out in Nature:

“Ancient co-option of LTR retrotransposons as yeast centromeres”

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

A short thread on how retrotransposons helped give rise to yeast point centromeres.

1/14

2 months ago 234 120 9 10
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A reference-free pipeline for detecting shared transposable elements from pan-genomes to retrace their dynamics in a species - Genome Biology Background The role of transposable elements (TEs) in host adaptation has gained interest in recent years. Individuals of the same species undergo independent TE insertions, providing genetic variabil...

🚨📢📄 Article in press in Genome Biology doi.org/10.1186/s130...
We introduce panREPET, a reference-free pipeline to detect shared transposable element (TE) insertions across pangenomes and retrace their evolutionary dynamics #TEsky 🧵👇

2 months ago 49 35 1 1

Thanks, we’re still waiting on a submission from September. Trying to contact the general NCBI help desk now.

2 months ago 1 0 0 0

We were all very sad to learn the death of Pierre Capy. Pierre was a professor at University Paris Saclay, in the 1990s, he started a group working on the evolutionary genomics of transposable elements; this group is still very active today. He was a great teacher, mentor, and colleague.

2 months ago 7 8 2 0

How does the piRNA pathway solve the self vs. non-self problem? 🧬

Since piRNAs come from single-stranded RNA, how does the cell choose the right ones? For years, "piRNA clusters" were seen as THE privileged source. But are they really special and earmarked for biogenesis? (1/19)

2 months ago 91 51 2 4
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2 months ago 1 0 0 0
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Guarracino Lab | Pangenome Research We develop methods to build and analyze pangenomes, with applications in cancer and complex disease. Translational Genomics Research Institute, Phoenix, AZ.

Looking for a postdoc to build my new lab at TGen (Phoenix, AZ) focused on pangenome methods for cancer and complex disease. Full stack — from pangenome assembly and compression to association studies and somatic variant discovery. Reach out if interested! guarracinolab.github.io#join

2 months ago 11 9 0 1