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Posts by Justin Fay

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Homepage - 2026 Population, Evolutionary, and Quantitative Genetics Conference Visit our website to learn more.

PEQG! My favorite conference ever*. Single session, fantastic talks, great discussions. Only once every 2 years. And in the best conference location too! Abstract deadline coming up Feb 5!

*Disclosure: I am required to say it's the best conference because it is and I told my mom I wouldn't lie.

2 months ago 49 26 2 1
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1/🧡
Major milestone unlocked for mycology! πŸ„

We just published a massive genomic resource in π’πœπ’πžπ§π­π’πŸπ’πœ πƒπšπ­πš, releasing 2,695 complete circular mitochondrial species assembled from public data

This single dataset nearly π“π‘πˆππ‹π„π’ πŸ“ˆthe known mitochondrial diversity of the Kingdom Fungi
rdcu.be/eYZ2h

3 months ago 43 21 2 0

How about some Steve cropper.

4 months ago 1 0 1 0
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Rapid compensatory evolution within a multiprotein complex preserves telomere integrity Intragenomic conflict with selfish genetic elements spurs adaptive changes in subunits of essential multiprotein complexes. Whether and how these adaptive changes disrupt interactions within such comp...

How to keep in step when your (protein) partner speeds up…

Here we investigated the adaptive remodeling of a protein-protein interaction surface essential for telomere protection.

Congrats to whole team!

www.science.org/doi/10.1126/...

4 months ago 120 64 6 4
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How do new centromeres evolve while staying compatible with the division machinery?

Discover it in our new Nature paper! We show centromeres transition gradually via a mix of drift, selection, and sex, reaching new states that still work with the kinetochore.

πŸ‘‰ doi.org/10.1038/s41586-025-09779-1

4 months ago 185 84 8 8

Applications due by Dec. 1

5 months ago 15 20 1 0
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Homepage - 2026 Population, Evolutionary, and Quantitative Genetics Conference Visit our website to learn more.

PEQG website live! genetics-gsa.org/peqg-2026/

6 months ago 41 23 0 1
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URochester Biology has a tenure-track position open in evolutionary genetics/genomics, particularly those with mathematical, computational, and/or quantitative approaches.
Deadline: Nov 10
apply.interfolio.com/173431
Bio Dept retreat photo for attention

5 months ago 1 0 0 0
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No albicans, but a few glabrata.

6 months ago 0 0 0 0
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Work is sometimes fun, having fun requires some work. I've found a blend of sampling yeast and riding that is a euphoric mix, and makes me wonder why its taken so many years to find. Route is via the finger lakes national forest, 16 miles round trip, 1hr biking straight out, 5 hours sampling back.

6 months ago 7 1 1 0
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Great to hear back in the day stories, chum with alumns and progeny research at Roc-Fest, a celebration of Orr, Werren, Eickbush, and Jaenike and their contributions to adaptation, speciation, and selfish genetic elements. sites.google.com/view/rocfest...
I contributed wine:

6 months ago 3 0 0 0

Students, but it was more about tossing unknown strains into the freezer, while projects were focused on scerevisiae.

6 months ago 0 0 0 0
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Faculty Professor Associate - Full-Time | Vaughn Cooper We are recruiting Faculty microbiologists in three (3) different, complementary, and collaborative areas at the University of Pittsburgh associated with the School of Medicine. 1) Fundamental researc...

🚨 Microbiologists! We are recruiting Assistant / Associate Professors in 3 collaborative areas of our U. Pittsburgh School of Medicine.
1) MMG (my dept): fundamental research in med micro
2) Peds ID / I4Kids institute
3) Center for Vaccine Research
πŸ”— to all 3 w/info: www.linkedin.com/posts/vaughn...

6 months ago 92 125 1 6

This work was a collaborative effort with Slovenian colleagues, grads and undergrads sampling yeasts and occasionally wine. @3xueying.bsky.social

6 months ago 2 0 0 0

We sequenced ITS2 to ID the species of 4,101 strains and found many vineyard species are also present in nearby forest habitats. However, of all the species present in both habitats only S. cerevisiae showed elevated copper and sulfite resistance in vineyard strains.

6 months ago 1 0 1 0
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Very pleased to share this long term (nearly 20 years) study of yeasts isolated from vineyards and forests, now up on biorxiv:
www.biorxiv.org/content/10.1...

6 months ago 121 19 3 1
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Ella Al-Shamahi (muslim missionary turned evolutionary biologist, host of BBC human series) opinion piece on why follow the science fails.
www.washingtonpost.com/opinions/202...

6 months ago 0 0 0 0
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We are excited to share GPN-Star, a cost-effective, biologically grounded genomic language modeling framework that achieves state-of-the-art performance across a wide range of variant effect prediction tasks relevant to human genetics.
www.biorxiv.org/content/10.1...
(1/n)

7 months ago 174 91 4 5
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What killed the competitive renewal at NIH? Following up on yesterday’s whinesplaining about the relative difficulty of getting a NIH grant across pertinent career eras, I had some more thoughts on generational expectations and gasligh…

What killed the competitive renewal at NIH? drugmonkey.wordpress.com/2025/07/31/w...

8 months ago 34 19 6 1
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Walunjkar, @ghaemmaghamilab.bsky.social @justinfay.bsky.social et al. profiled the proteomes of two yeast species with differences in thermal tolerance, finding a proteome-wide shift in stability, driven by both sequence change and cellular context.

πŸ”— doi.org/10.1093/molbev/msaf137

#evobio #molbio

9 months ago 3 2 0 0
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Sodium azide mutagenesis induces a unique pattern of mutations Author summary Sodium azide is frequently used as a mutagen for experimental studies in plants. It induces primarily C β†’ T changes. We find that these most often occur when a cytosine (C) is followed ...

New paper w/ @plos.org! @chaochihl.bsky.social identifies a unique mutational pattern among sodium azide-induced mutants. SNPs in 'CC' context and indels. Thanks to @justinfay.bsky.social @lilei0051.bsky.social @giuliafrascarelli.bsky.social @nanoporetech.com et al

journals.plos.org/plosgenetics...

10 months ago 5 3 0 0

"We believe that mapping the damage done and its human costsβ€”and the pushback and resilience work already underwayβ€”is necessary groundwork for building and retaining political agency"

10 months ago 26 17 0 0
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Evolution and core processes in gene expression June 26–29, 2025 | Kansas City, Mo.

Abstract submission and early registration for Evolution and core processes of gene expression www.asbmb.org/meetings-eve...
June 26–29, 2025

11 months ago 0 0 0 0
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Beyond Recombination: Exploring the Impact of Meiotic Frequency on Genome-wide Genetic Diversity An important aim of population genetics is to elucidate the processes affecting genetic diversity across regions of the genome and across species. Canonical population genetic models of sexually repro...

Hitchhiking in facultative sexuals e.g. baker's yeast: can reduce diversity across the genome and contribute to Lewontin’s paradox. Results relevant to anyone (e.g. me) who has looked but found few if any strong sweeps. www.biorxiv.org/content/10.1...

1 year ago 12 6 0 0

A model for background selection in non-equilibrium populations www.biorxiv.org/content/10.1101/2025.02....

1 year ago 16 12 0 1
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1of3 Our new preprint now online: www.biorxiv.org/content/10.1... Commercial #Saccharomyces cerevisiae baker's yeasts: strain redundancy, genome plasticity, and colonization of the sourdough environment and the human body

1 year ago 16 5 2 1
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The central limit theorem for the number of mutations in the genealogy of a sample from a large population The number K of mutations identifiable in a sample of n sequences from a large population is one of the most important summary statistics in population genetics and is ubiquitous in the analysis of DN...

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

1 year ago 0 0 0 0

All NIH study sections canceled indefinitely. This will halt science and devastate research budgets in universities.

1 year ago 12244 4979 586 1164
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A previously reported bottleneck in human ancestry 900 kya is likely a statistical artifact Hu et al. (Science, 2023) recently inferred a severe ancient bottleneck around 900 thousand years (kya) ago in African ancestry but found no similar eviden

Our work, which shows statistical issues with the previous claim of a severe ancient bottleneck in the ancestry of African populations, has been selected as a Featured article in Genetics.

doi.org/10.1093/gene...

1 year ago 15 4 0 0

And another MIRA from @gutengroup.mcb.arizona.edu ! Please send along successful grant proposals and job apps. Seeing these is enormously helpful to folks applying for grants or jobs the first time!

1 year ago 39 23 0 1