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Mateusz Konczal

@mkonczal.bsky.social
166 followers 174 following 31 posts

Evolutionary and population genomics; conservation biology; experimental evolution; genomics and transcriptomics. Adam Mickiewicz University in Poznan, Poland

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Reposted by Mateusz Konczal
David Berger @dbergerbiol.bsky.social · 01/10/2026
PhD-position ALERT! Interested in the genomics of local adaptation and the evolution of niche breadth? 🪲🧬🪲🧬🪲🧬🪲🧬🪲🧬 Come join me and @gmkov.bsky.social at @animecol-uu.bsky.social, Uppsala University, by applying here: uu.varbi.com/en/what:job/... Deadline 1st of November!
uu.varbi.com
PhD-student in Evolutionary and Ecological Genetics
Do you want to conduct frontier research in an outstanding environment within evolutionary biology at Sweden’s largest faculty of science and technology? The Department of Ecology and Genetics at Up
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Evolutionary Biology Group, Adam Mickiewicz University @evobiolab.bsky.social · 21/09/2026
We are delighted to announce that Neelam Porwal (@neelamporwal.bsky.social) has received the ESEB Under-Represented ECR Achievement Award, recognising her scientific achievements and perseverance. Congratulations, Neelam, on this well-deserved honour! eseb.org/prizes-fundi... @eseb.bsky.social
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Rob Waterhouse @rmwaterhouse.bsky.social · 17/09/2026
ERGA's COST Action is gathering momentum ahead of the kick-off meeting in Brussels 🟣 CONSENSA: Consensus Standards for Applied Biodiversity Genomics 🔵 Read about it here: www.cost.eu/actions/CA25... 🟢 ERGA members - make sure to apply in order to be eligible for grants, awards, meetings, and more!
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Reposted by Mateusz Konczal
Yun S. Song @yun-s-song.bsky.social · 09/09/2026
We are thrilled to share that our GPN-Star manuscript is now published and freely available: doi.org/10.1038/s415... (1/n)
doi.org
Predicting genome-wide functional constraints with GPN-Star - Nature
GPN-Star, a genomic language model with a phylogeny-aware architecture for whole-genome alignment data, is shown to be a scalable and flexible tool for genetic variant effect prediction across species...
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Molecular Biology and Evolution @molbioevol.bsky.social · 07/09/2026
@marzena-marszalek.bsky.social et al. integrate WGS and RNAseq from 282 wild yeast strains, finding robust signals of nonsense-mediated mRNA decay but no clear evidence of transcriptional adaptation. 🔗 academic.oup.com/mbe/article/... #societyjournal #evobio #molbio
academic.oup.com
Signatures of nonsense-mediated mRNA decay but no evidence for transcriptional adaptation associated with protein-truncating variants in wild yeast diploids
Abstract. Transcriptional adaptation (TA) is a regulatory process in which loss or disruption of gene function caused by protein-truncating variants (PTVs)
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Reposted by Mateusz Konczal
Tomos Potter @tomospotter.bsky.social · 13/07/2026
Preprint alert! 🧪 🐟 If you are interested in #LongTermStudies #BalancingSelection #KinCompetition check out our new MS. Mini thread below 🧵:
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Mateusz Konczal @mkonczal.bsky.social · 08/07/2026
Our paper on genetic load in an invasive guppy population is now published in @genomeresearch.bsky.social It was a fantastic journey — from field sampling to analysis and finally publication. I hope readers will enjoy the story as much as we enjoyed working on it. genome.cshlp.org/content/36/7...
genome.cshlp.org
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Genome Biology and Evolution @genomebiolevol.bsky.social · 07/07/2026
@sebchm.bsky.social et al. study bulb mites to show that sex ratio manipulation drives evolution of male harm to females and widespread haplotype frequency changes without clear evidence for enhanced purging or maintenance of genetic diversity. 🔗 doi.org/10.1093/gbe/evag151 #societyjournal
doi.org
Experimental Evolution Under Biased Sex Ratios: Phenotypic and Genomic Responses in the Bulb Mite, Rhizoglyphus robini
Abstract. Sexual selection may increase population fitness by favoring high-condition individuals and accelerating the purging of deleterious alleles. Howe
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Katie Abson @katieabson.bsky.social · 30/06/2026
Our paper is out! 📣 we find that molecular measures of genetic variation do not predict heritable genetic variation across species - important implications for the application of genomic data for conservation! www.pnas.org/doi/10.1073/...
pnas.org
Nucleotide diversity is a poor predictor of short-term adaptive potential | PNAS
The capacity to adapt is essential for a population to avoid extinction in a changing world and is recognized as a global conservation priority. Ad...
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Mateusz Konczal @mkonczal.bsky.social · 30/06/2026
#Copenhagen
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Mateusz Konczal @mkonczal.bsky.social · 27/06/2026
Just arrived in Copenhagen for #SMBE2026. The weather is hot, but the Royal Library is calm, (relatively) cool, and free to enter. A perfect spot to escape the heat for a while. Highly recommended!
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Barbara Tschirren @btschirren.bsky.social · 23/06/2026
Interested in the evolutionary genomics of host-pathogen interactions or the evolutionary ecology of senescence? 1 week left to apply for the two postdoc positions in our badger - bovine TB project🦡🦠🧪🧬👇
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Susan Johnston @susanjohnston.bsky.social · 22/06/2026
Still some time to apply to our postdoc position - deadline 3rd July. I'll be at #SMBE2026 if anyone would like to chat about it 😊
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Evolutionary Biology Group, Adam Mickiewicz University @evobiolab.bsky.social · 22/06/2026
Our traditional Evokayak retreat is sadly over. Some of us absorbed inspiring talks horizontally and survived kayak teamwork vertically. Great to see friends from Kraków and Łódź. Thanks for coming and see you in two years!
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Reposted by Mateusz Konczal
Heng Li @lh3lh3.bsky.social · 16/06/2026
Minibwa is a hybrid of bwa-mem and minimap2 and the successor of bwa-mem for short-read mapping. ~4X/2.5X as fast as bwa-mem/bwa-mem2 for WGS reads at comparable accuracy. Native support of directional bisulfite-seq. Applicable to long reads. Preprint at arxiv.org/abs/2606.15357
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Benoit Nabholz @benoitevol.bsky.social · 15/06/2026
Recipe for a Good π. How to Properly Estimate Population Genetics Summary Statistics and Why we Should Systematically Report Them academic.oup.com/gbe/article/...
academic.oup.com
A Recipe for a Good π. How to Properly Estimate Population Genetics Summary Statistics and Why we Should Systematically Report Them
Abstract. Many long-standing questions in population genomics can now be addressed through comparative analyses and by leveraging the vast amount of genomi
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Reposted by Mateusz Konczal
Daniel Bolnick @danielbolnick.bsky.social · 10/06/2026
I've been keeping this quiet for a while, but now's as good a time as any to announce: I have a book contract for a new textbook, Applied Evolutionary Medicine, with Princeton Univ Press. Core theme: "What, if anything, do medical practitioners do differently when they understand evolution"?
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Joanna Masel @joannamasel.bsky.social · 03/06/2026
Our new paper doi.org/10.1098/rspb... on long-term genetic threats to small populations finds that "mutational meltdown" (bad mutations fixing) is less of a problem than "mutational drought" (too few good new mutations) @wmawass.bsky.social @uliseshmc.bsky.social @jeremyjberg.bsky.social 1/5
doi.org
Extinction vortices are driven more by a shortage of beneficial mutations than by deleterious mutation accumulation
Abstract. Habitat loss contributes to extinction risk in multiple ways. Genetically, small populations can face an ‘extinction vortex’—a positive feedback
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Susan Johnston @susanjohnston.bsky.social · 01/06/2026
📣🧬 Postdoc Alert🧬📣 We are hiring a 2+ year NERC-funded postdoc at Edinburgh Uni investigating causes and consequences of sex differences in recombination in house sparrows in Norway. Informal enquiries welcome at Susan.Johnston@ed.ac.uk 🙂 Details here: elxw.fa.em3.oraclecloud.com/hcmUI/Candid...
A female and male sparrow stand on a wooden post. Photo by Peter S. Ranke.
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Mateusz Konczal @mkonczal.bsky.social · 01/06/2026
As a PhD student, I was part of a unique long-term selection experiment in bank voles. Then Puumala hantavirus hit. Thanks to deep biological insight, courage & huge effort, the virus was eradicated—and the experiment survived. Now, details of this story can be found here: doi.org/10.1371/jour...
doi.org
Maternal antibody-mediated elimination of a Puumala hantavirus outbreak in a bank vole colony
Author summary In 2006, we started a unique long-term experiment on the bank vole, a common European rodent. Our goal was to study how animals adapt to different challenges—a process known as adaptive...
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Mateusz Konczal @mkonczal.bsky.social · 22/05/2026
Our new paper on genetic rescue is now out in Nature Ecology & Evolution! Huge kudos to Jon — it was an amazing experience working on this project. Check out our results! www.nature.com/articles/s41...
nature.com
Genetic rescue increases long-term fitness despite elevating putative genetic load in a male-dimorphic mite - Nature Ecology & Evolution
An experiment with male-dimorphic mites shows long-lasting benefits of genetic rescue, regardless of type of male rescuer and despite introducing genetic load, in populations subjected to a thermal st...
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Reposted by Mateusz Konczal
Nandita Garud @nanditagarud.bsky.social · 06/05/2026
Our paper entitled "The persistence and loss of hard selective sweeps amid admixture in ancient Eurasians" is now out in PNAS! www.pnas.org/doi/abs/10.1.... A really fun and informative collaboration with @mharris.bsky.social, Ziyi Mo and Adam Siepel. (1/n)
pnas.org
The persistence and loss of hard selective sweeps amid admixture in ancient Eurasians | PNAS
The extent to which human adaptations have persisted throughout history despite strong eroding demographic events such as admixture, genetic drift,...
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Scott V. Edwards @scottvedwards.bsky.social · 22/04/2026
Ver excited to share my just-published Darwin Review with @lh3lh3.bsky.social on population-scale long-read sequencing! royalsocietypublishing.org/rspb/article...
royalsocietypublishing.org
Population-scale long-read DNA sequencing: peering under the hood of the new evolutionary genomics
Abstract. Population-scale long-read DNA sequencing (PLRS) is rapidly reshaping our understanding of genomic variation in humans and non-model species. In
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Reposted by Mateusz Konczal
Molly Schumer @mollyschumer.bsky.social · 23/04/2026
Please share widely! We will imminently be posting a technician position in our lab group since @rheasood.bsky.social is off to grad school 🙌! If you know of anyone excited about molecular biology, evolution, and functional genomics please have them reach out (schumer at stanford). Start date ~June
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Mateusz Konczal @mkonczal.bsky.social · 22/04/2026
Our new paper about polymorphism in a key regulator of missing-self innate immunity is now available in @molbioevol.bsky.social Congratulations @rocconotarnicola.bsky.social et al!
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Centre for Palaeogenetics @cpgsthlm.bsky.social · 21/04/2026
We present DNAharvester 🎉🦴🚜🧬 A pipeline to process highly degraded ancient DNA data that integrates metagenomic filtering, competitive mapping, multiple alignment strategies, reference bias evaluation and much more. GitHub: github.com/NBISweden/DN... Preprint: www.biorxiv.org/content/10.6...
DNAharvester's workflow.
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Evolutionary Biology Group, Adam Mickiewicz University @evobiolab.bsky.social · 20/04/2026
New work by Neha Pandey and the group on sexual selection’s role in population resilience, dynamics & recovery is now out.
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Neelam Porwal @neelamporwal.bsky.social · 04/04/2026
The second chapter of my PhD is now available as a preprint 🦚. A lot of it came together during long days in front of my blue screen, and weekends spent watching puffins in the UK. With an amazing team @robknell.bsky.social @jacek-radwan.bsky.social Jonathan Parrett and @ecologycoder.bsky.social
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EvoBioLMU @evobiolmu.bsky.social · 09/02/2026
@jochenwolflab.bsky.social Where do potentially harmful mutations accumulate? We have an answer in birds. Congratulations Fidel for wonderful paper! doi.org/10.1093/gene...
doi.org
Determinants of mutation load in birds
Abstract. Many mutations have detrimental effects. The mutation load in a population depends on the efficacy of purifying selection in removing deleterious
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Mateusz Konczal @mkonczal.bsky.social · 28/01/2026
📢 PhD position – Evolutionary & Conservation Genomics We invite applications for a 48-month PhD in the project “Genetic load and adaptive potential of European bison.” evobio.web.amu.edu.pl/2026/01/27/p... #PhD #Genomics #ConservationGenomics #EvolutionaryBiology #aDNA
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 12/12/2025
A key regulator of missing-self innate immunity is polymorphic and under diversifying selection www.biorxiv.org/content/10.64898/20…
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 09/01/2026
Genomic basis of adaptation to constant and fluctuating environments in a global pest of cereals www.biorxiv.org/content/10.64898/20…
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Mateusz Konczal @mkonczal.bsky.social · 09/12/2025
🦬 🦬 🦬
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Mateusz Konczal @mkonczal.bsky.social · 02/12/2025
[PL] Dobry tekst o polskich jednorożcach, a w istocie o znaczeniu badań podstawowych: wszystkoconajwazniejsze.pl/andrzej-dybc...
wszystkoconajwazniejsze.pl
Andrzej DYBCZYŃSKI: Bajki o polskich jednorożcach
Olga Malinkiewicz i jej Saule Technologies i perowskitach po programie, jaki Krzysztof Stanowski zaproponował w Kanał Zero.
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bioRxivpreprint @biorxivpreprint.bsky.social · 05/11/2025
Maternal antibody-mediated elimination of a Puumala hantavirus outbreak in a bank vole colony www.biorxiv.org/content/10.1101/202…
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Mateusz Konczal @mkonczal.bsky.social · 20/10/2025
Our latest paper with @evobiolab.bsky.social shows sex-specific recombination landscape in a species with holocentric chromosomes. Genetic map of the bulb mite, results consistent with meiotic drive hypothesis and much more. Congrats to Sebastian for tremendous work academic.oup.com/genetics/art...
academic.oup.com
Sex-specific recombination landscape in a species with holocentric chromosomes
Abstract. The rate and chromosomal positioning of meiotic recombination significantly affects the distribution of the genetic diversity in eukaryotic genom
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Toni Gabaldón @tonigabaldon.bsky.social · 10/10/2025
Including a position in my group to work on Evolutionary Genomics of Fungal pathogens
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Graham Coop @gcbias.bsky.social · 16/10/2025
Congratulations to @jeffgroh.bsky.social on the publication of his paper on an ancient balanced polymorphisms controlling heterodichogamy in two genera of wingnuts. The paper shows the putative turnover & reversal of dominance of a mating type polymorphism www.sciencedirect.com/science/arti...
sciencedirect.com
Distinct haplotypes and reversed dominance at a single-gene balanced polymorphism controlling heterodichogamy in two genera of wingnuts
In the angiosperm mating system of heterodichogamy, two hermaphroditic morphs temporally alternate between male and female flowering phases, promoting…
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Reto Burri @reto-burri.bsky.social · 17/10/2025
1/9 New in @science.org www.science.org/doi/10.1126/science.ado8005 How does genetic architecture constrain evolutionary trajectories? To address this question, we inferred the genetic architecture of convergent plumage coloration and its evolutionary history in wheatears.
science.org
A mosaic of modular variation at a single gene underpins convergent plumage coloration
The reshuffling of genomic variation from multiple origins is an important contributor to phenotypic diversification, yet insights into the evolutionary trajectories of this combinatorial process and ...
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Erle Ellis @erleellis.bsky.social · 08/10/2025
Anthropocene Canceled? 🚯 @ecosocialism1.bsky.social monthlyreview.org/articles/has... >>> Of course NOT <<< The evidence speaks for itself. No geologists, epochs or hype required. theconversation.com/the-anthropo... 🌍⚒️🌐🧪
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Matthew Neville @mattneville.bsky.social · 08/10/2025
Now published! Our paper on: (1) Accurate sequencing of sperm at scale (2) Positive selection of spermatogenesis driver mutations across the exome (3) Offspring disease risks from male reproductive aging [1/n] www.nature.com/articles/s41...
nature.com
Sperm sequencing reveals extensive positive selection in the male germline - Nature
A combination of whole-genome NanoSeq with deep whole-exome and targeted NanoSeq is used to accurately characterize mutation rates and genes under positive selection in sperm cells.
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Mateusz Konczal @mkonczal.bsky.social · 08/10/2025
"Potato, potato; tomato, tomahto" but the potato evolved from the tomato 9 millions years ago 🤓 www.cell.com/news-do/pr-p...
cell.com
The potato evolved from the tomato 9 million years ago
Recent Cell research covered by The Guardian, The New York Times, The Atlantic, and more.
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Piotr Ziolkowski @piotraz.bsky.social · 27/09/2025
🚀 We’re hiring a Postdoc! Join our group in Poznan, Poland to study meiotic crossover recombination in plants 🌱 Highly motivated & enthusiastic candidates are welcome! 📅 Deadline: Nov 1, 2025 🔗 ibmib.web.amu.edu.pl/wp-content/uploads/2025/09/Postdoc_position-2025-Ziolkowskis-Lab.pdf
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Mateusz Konczal @mkonczal.bsky.social · 19/09/2025
One of my favourite examples for #conservation #genetics classes. It reminds me that with October #TeachingIsComming
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KevinDKohl @kevindkohl.bsky.social · 12/09/2025
Pleased to share new work tinkering with and testing the concept of the holobiont @isme-microbes.bsky.social "Experimental evolution of a mammalian holobiont: bank voles selected for herbivorous capability evolved distinct and robust gut bacterial communities" 🌾🐭🦠 academic.oup.com/ismecommun/a...
academic.oup.com
Experimental evolution of a mammalian holobiont: bank voles selected for herbivorous capability evolved distinct and robust gut bacterial communities
Abstract. According to the “hologenome” theory of evolution natural selection and evolution can act through a conglomerate biological unit, the “holobiont”
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 16/09/2025
Interplay between purging and admixture shapes genetic load in an invasive guppy population www.biorxiv.org/content/10.1101/202…
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Mateusz Konczal @mkonczal.bsky.social · 16/09/2025
Our latest preprint shows that in translocated invasive guppy population, genetic load is reshaped by purging and admixture. A bottleneck purged strongly deleterious mutations, but admixture reversed this effect while reducing the load of weakly deleterious mutations. www.biorxiv.org/content/10.1...
biorxiv.org
Interplay between purging and admixture shapes genetic load in an invasive guppy population
Demographic history can shape the genetic load of populations by influencing the efficacy of selection, levels of heterozygosity, and by incorporation of new variants via gene flow. Understanding thes...
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Marianna Karageorgi @mkarag.bsky.social · 15/09/2025
How do populations maintain an evolutionary memory? I am happy to share that our work with Dmitri Petrov @petrovadmitri.bsky.social, Paul Schmidt, and colleagues on dominance reversal and stabilization of insecticide resistance in changing environments over time is now published at Nature EE.
nature.com
Beneficial reversal of dominance maintains a large-effect resistance polymorphism under fluctuating insecticide selection - Nature Ecology & Evolution
Measuring selection and dominance in fitness of the insecticide-resistant Ace alleles in Drosophila melanogaster, the authors show evidence for beneficial reversal of dominance, a mechanism that can s...
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 12/09/2025
Fighting to persist: Genetic rescue increases long-term fitness despite elevated genetic load www.biorxiv.org/content/10.1101/202…
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Mateusz Konczal @mkonczal.bsky.social · 13/09/2025
Check out our latest work! We experimentally showed that #genetic #rescue works: in the bulb mites, boosting genome-wide variation improved survival for 20 generations in high temp. Elevated genetic load or sexually selected traits? Barely mattered. #Conservation www.biorxiv.org/content/10.1...
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