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Mattias Siljestam

@msiljestam.bsky.social
122 followers 63 following 2 posts

Postdoc working with mathematical models of evolution. Dept of Ecology, Environment and Plant Sciences, Stockholm University

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Reposted by Mattias Siljestam
EvolDir @evoldir.bsky.social · 28/11/2025
Open postdoc position in Theoretical Evolutionary Biology at the University of Lausanne, Switzerland, focusing on mathematical models of social traits. Details: tinyurl.com/37uhtbne #postdoc
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Reposted by Mattias Siljestam
Animal Ecology Uppsala @animecol-uu.bsky.social · 20/02/2025
📣 New PhD position on flycatchers with @qvarnstromlab.bsky.social — spread the word! Combine bioinformatics, long-term datasets and field work to explore climate adaptation and speciation in the lovely flycatchers. Join us in Uppsala, Sweden! Apply by Mar 18: www.uu.se/en/about-uu/... #ecoevojob
A male pied flycatcher perching on a branch
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Reposted by Mattias Siljestam
Evolutionary Biology at Uppsala University @evobiouppsala.bsky.social · 03/02/2025
Paper alert! More evidence that sex-specific dominance of regulatory variants contributes to the maintenance of genetic variation in fitness mediated by sexually antagonistic selection in Seed Beetles! academic.oup.com/mbe/article/...
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Mattias Siljestam @msiljestam.bsky.social · 20/01/2025
Eco-evolutionary model showing that heterozygote advantage can explain the extraordinary diversity of immune genes! Our new paper (out in #eLife: doi.org/10.7554/eLif...) identifies the conditions under which heterozygote advantage can drive the evolution of such diversity, found in e.g. #MHC genes
doi.org
Heterozygote advantage can explain the extraordinary diversity of immune genes
An eco-evolutionary model shows that heterozygote advantage can maintain over 100 major histocompatibility complex alleles, providing a potent explanation for extraordinary immune gene diversity and c...
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Reposted by Mattias Siljestam
Madeleine Van Well Bergström @madeleinebergstrom.bsky.social · 15/01/2025
Had a great time at the Evolution in Sweden Conference @scilifelab.se! Presented a poster about my MSc focusing on The Impacts of Feralization on The Horse Gut Microbiome 🐴🦠 #microbiome #gut-microbiome #feralization
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Reposted by Mattias Siljestam
Joshua Hufton @joshuahufton.bsky.social · 15/01/2025
Had a great time presenting my work @Evolution in Sweden. Epigenetic regulation of immune response in the Swedish sand lizard 🦎 #hostparasite #sexspecific #epigenetics #reptiles #immunity
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Mattias Siljestam @msiljestam.bsky.social · 15/01/2025
Had a nice time presenting my postdoc project at Evolution in Sweden. Nuclear Cooperation as a Driver of Evolutionary Transitions in Fungi 🍄 Showing how cooperation between nuclei can drives #evolutionarytransitions in individuality using #mathematicalmodelling #heterokaryosis #adaptivedynamics
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