Krystyna Nadachowska-Brzyska
@krynadachowska.bsky.social
Evolutionary biologist, #newPI, interested in population genetics, structural variants, mother of three including #Asperger
Pinned
Apply now! Wieslaw is the best supervisor and the project is great! If you want to be supervised by a person from whom you can learn a lot, who cares about your scientific development and you want to work in our fantastic team - do not hesitate any longer! Please share!
Reposted by Krystyna Nadachowska-Brzyska
For a while (many years!) back, @eseb.bsky.social gave us €€€ to form a Special Topic Network. Formally, the network no longer exists, but informally for sure AND we can now pick the fruits of our labours! Here is one and the next post shows another... Thank you ESEB! 🙏
Modestly, we decided to review a century's worth of theories of balancing selection :) onlinelibrary.wiley.com/doi/10.1111/...
A century of theories of balancing selection
Traits that affect organismal fitness are often highly genetically variable. This genetic variation is vital for populations to adapt to their environments, but it is also surprising given that natur...
onlinelibrary.wiley.com
November 14, 2025 at 2:39 PM
For a while (many years!) back, @eseb.bsky.social gave us €€€ to form a Special Topic Network. Formally, the network no longer exists, but informally for sure AND we can now pick the fruits of our labours! Here is one and the next post shows another... Thank you ESEB! 🙏
Reposted by Krystyna Nadachowska-Brzyska
Reference genome choice compromises population genetic analyses - Cell www.cell.com/cell/abstrac... #genetics #genomics #popgen
Reference genome choice compromises population genetic analyses
Using a species-specific reference genome significantly improves the accuracy of population
genetic analyses, as exemplified by mapping gray fox sequence data to genomes of several
canid species. Mapp...
www.cell.com
September 24, 2025 at 10:17 PM
Reference genome choice compromises population genetic analyses - Cell www.cell.com/cell/abstrac... #genetics #genomics #popgen
Super proud PI moment at #ESEB2025. Julia just presented her PhD project on selection inference in inversion rich genome of spruce bark beetle. Also at www.biorxiv.org/content/10.1...
August 21, 2025 at 2:26 PM
Super proud PI moment at #ESEB2025. Julia just presented her PhD project on selection inference in inversion rich genome of spruce bark beetle. Also at www.biorxiv.org/content/10.1...
Proud supervisor moment! Congratulations Julia!
Take and read how inversions influence selection inference.
Take and read how inversions influence selection inference.
Selection inference in a complex genomic landscape: the role of inversions in the spruce bark beetle https://www.biorxiv.org/content/10.1101/2025.07.01.662526v1
July 5, 2025 at 9:24 AM
Proud supervisor moment! Congratulations Julia!
Take and read how inversions influence selection inference.
Take and read how inversions influence selection inference.
Reposted by Krystyna Nadachowska-Brzyska
Finally ready to see the world! Theories of balancing selection - past, present and future: www.biorxiv.org/content/10.1... A true collaborative effort that brought together theoreticians and empiricists, models, data, and fresh perspectives on how balancing selection can shape genetic variation.
A century of theories of balancing selection
Traits that affect organismal fitness are often very genetically variable. This genetic variation is vital for populations to adapt to their environments, but it is also surprising given that nature (...
www.biorxiv.org
February 14, 2025 at 4:49 PM
Finally ready to see the world! Theories of balancing selection - past, present and future: www.biorxiv.org/content/10.1... A true collaborative effort that brought together theoreticians and empiricists, models, data, and fresh perspectives on how balancing selection can shape genetic variation.
Reposted by Krystyna Nadachowska-Brzyska
Join us! @krynadachowska.bsky.social from our institute is giving a planary talk.
May 7, 2025 at 12:15 PM
Join us! @krynadachowska.bsky.social from our institute is giving a planary talk.
Apply now! Wieslaw is the best supervisor and the project is great! If you want to be supervised by a person from whom you can learn a lot, who cares about your scientific development and you want to work in our fantastic team - do not hesitate any longer! Please share!
February 28, 2025 at 10:26 AM
Apply now! Wieslaw is the best supervisor and the project is great! If you want to be supervised by a person from whom you can learn a lot, who cares about your scientific development and you want to work in our fantastic team - do not hesitate any longer! Please share!
Reposted by Krystyna Nadachowska-Brzyska
Paper alert!
@JesperBoman et al bring empirical evidence for the idea that #chromosome number differences between taxa can contribute to #speciation!
onlinelibrary.wiley.com/doi/10.1111/...
@JesperBoman et al bring empirical evidence for the idea that #chromosome number differences between taxa can contribute to #speciation!
onlinelibrary.wiley.com/doi/10.1111/...
February 4, 2025 at 3:46 PM
Paper alert!
@JesperBoman et al bring empirical evidence for the idea that #chromosome number differences between taxa can contribute to #speciation!
onlinelibrary.wiley.com/doi/10.1111/...
@JesperBoman et al bring empirical evidence for the idea that #chromosome number differences between taxa can contribute to #speciation!
onlinelibrary.wiley.com/doi/10.1111/...
Reminder! Please share:)
I am looking for a postdoc! Pls share
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
January 7, 2025 at 8:47 AM
Reminder! Please share:)
Reposted by Krystyna Nadachowska-Brzyska
Disturbing review paper; our environment and body tissues are now thoroughly impregnated with micro-plastic particles. Doesn't seem ideal. www.science.org/doi/10.1126/...
Twenty years of microplastic pollution research—what have we learned?
Twenty years after the first publication that used the term microplastic, we review current understanding, refine definitions, and consider future prospects. Microplastics arise from multiple sources,...
www.science.org
December 29, 2024 at 6:05 PM
Disturbing review paper; our environment and body tissues are now thoroughly impregnated with micro-plastic particles. Doesn't seem ideal. www.science.org/doi/10.1126/...
Reposted by Krystyna Nadachowska-Brzyska
My and Derek Setter's work on gene flow is now published in the latest issue of Genetics. We show that it is possible to detect past gene flow between two populations by summarising the asymmetry in pop-specific external branch lengths. 1/2
tinyurl.com/5ff8ch9e
tinyurl.com/5ff8ch9e
Genealogical asymmetry under the isolation with migration model and a two-taxon test for gene flow
Abstract. Methods for detecting gene flow between populations often rely on asymmetry in the average length of particular genealogical branches, with the A
tinyurl.com
December 12, 2024 at 2:17 PM
My and Derek Setter's work on gene flow is now published in the latest issue of Genetics. We show that it is possible to detect past gene flow between two populations by summarising the asymmetry in pop-specific external branch lengths. 1/2
tinyurl.com/5ff8ch9e
tinyurl.com/5ff8ch9e
Highly recommended! great research and PI :)
If you like genomics, speciation, and primates, this PhD position is for you! Unraveling the genomic architecture of speciation and gene flow in a crazy group of monkeys at U of Edinburgh . Do reach out with questions!
evol.mcmaster.ca/brian/evoldi...
evol.mcmaster.ca/brian/evoldi...
December 19, 2024 at 2:05 PM
Highly recommended! great research and PI :)
Reposted by Krystyna Nadachowska-Brzyska
Folks, please weigh in. If you've read/used my book - what's missing? What's out of date? What would make it more useful for you, or for your students?
It's time for me to think about a 3rd edition of 'The Scientist's Guide to Writing' (largely because of the rapid spread of "AI" writing tools). If you've read or used the book - what changes/additions would you like to see? scientistseessquirre...
What would you like to see in a 3rd edition of ‘The Scientist’s Guide to Writing’?
The second edition of The Scientist’s Guide to Writing isn’t quite three years old, but I’ve been talking with the publisher about a third edition. And I want your help with it. I have to admit tha…
scientistseessquirrel.wordpress.com
December 18, 2024 at 4:16 PM
Folks, please weigh in. If you've read/used my book - what's missing? What's out of date? What would make it more useful for you, or for your students?
Reposted by Krystyna Nadachowska-Brzyska
Do you need a salamander phylogeny? You're in luck! We put together the largest salamander phylogeny to date based on molecular markers and used more fossil calibrations than any other currently available trees. 765 salamander species! Check it out!
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
A time-calibrated salamander phylogeny including 765 species and 503 genes
Recent time-calibrated amphibian phylogenies agree on the family-level relationships among extant salamanders but had disparate sampling regimes and i…
www.sciencedirect.com
December 18, 2024 at 11:54 PM
Do you need a salamander phylogeny? You're in luck! We put together the largest salamander phylogeny to date based on molecular markers and used more fossil calibrations than any other currently available trees. 765 salamander species! Check it out!
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Reposted by Krystyna Nadachowska-Brzyska
Happy to see our preprint now published in MBE, one of my preferred journals: academic.oup.com/mbe/article/...
🎁🎄
🎁🎄
🐝🧬 Excited to share my first preprint on honey bees! We explore the evolutionary history of the world’s most important pollinator, the impact of modern beekeeping on their genetic diversity & the effectiveness of conservation programs.
Check it out: www.biorxiv.org/content/10.1...
1/6
Check it out: www.biorxiv.org/content/10.1...
1/6
December 18, 2024 at 7:26 PM
Happy to see our preprint now published in MBE, one of my preferred journals: academic.oup.com/mbe/article/...
🎁🎄
🎁🎄
And finally formatted :)
Complex Genomic Landscape of Inversion Polymorphism in Europe's Most Destructive Forest Pest
academic.oup.com/gbe/advance-...
photo credit: Gilles San Martin
Complex Genomic Landscape of Inversion Polymorphism in Europe's Most Destructive Forest Pest
academic.oup.com/gbe/advance-...
photo credit: Gilles San Martin
December 18, 2024 at 9:12 AM
And finally formatted :)
Complex Genomic Landscape of Inversion Polymorphism in Europe's Most Destructive Forest Pest
academic.oup.com/gbe/advance-...
photo credit: Gilles San Martin
Complex Genomic Landscape of Inversion Polymorphism in Europe's Most Destructive Forest Pest
academic.oup.com/gbe/advance-...
photo credit: Gilles San Martin
I am looking for a postdoc! Pls share
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
December 16, 2024 at 8:05 AM
I am looking for a postdoc! Pls share
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
I am looking for a postdoc! Pls share
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
December 10, 2024 at 12:14 PM
I am looking for a postdoc! Pls share
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
#postdoc #genomics #insects #inversions
genomicsofoutbreaks.com/?page_id=141
Finally! It was a LOT of work :) Kudos to the team. See how crazy inversion polymorphism can be. #inversions #BarkBeetles
Complex genomic landscape of inversion polymorphism in Europe's most destructive forest pest academic.oup.com/gbe/article/...
Complex genomic landscape of inversion polymorphism in Europe's most destructive forest pest academic.oup.com/gbe/article/...
Complex genomic landscape of inversion polymorphism in Europe's most destructive forest pest
Abstract. In many species, polymorphic genomic inversions underlie complex phenotypic polymorphisms and facilitate local adaptation in the face of gene flo
academic.oup.com
December 4, 2024 at 5:53 PM
Finally! It was a LOT of work :) Kudos to the team. See how crazy inversion polymorphism can be. #inversions #BarkBeetles
Complex genomic landscape of inversion polymorphism in Europe's most destructive forest pest academic.oup.com/gbe/article/...
Complex genomic landscape of inversion polymorphism in Europe's most destructive forest pest academic.oup.com/gbe/article/...
Reposted by Krystyna Nadachowska-Brzyska
Recent studies have revealed unexpected Y chromosome diversity and suggest that the Y may play a big role in evolution. @vdbijl.bsky.social and I wrote this perspective for
@evolletters.bsky.social with a few suggestions and requests. academic.oup.com/evlett/advan... Figs by www.jacelyndesigns.com
@evolletters.bsky.social with a few suggestions and requests. academic.oup.com/evlett/advan... Figs by www.jacelyndesigns.com
November 28, 2024 at 4:49 PM
Recent studies have revealed unexpected Y chromosome diversity and suggest that the Y may play a big role in evolution. @vdbijl.bsky.social and I wrote this perspective for
@evolletters.bsky.social with a few suggestions and requests. academic.oup.com/evlett/advan... Figs by www.jacelyndesigns.com
@evolletters.bsky.social with a few suggestions and requests. academic.oup.com/evlett/advan... Figs by www.jacelyndesigns.com
Reposted by Krystyna Nadachowska-Brzyska
First and very happy post on this site:
Guenons are again breaking the rules of biology: www.nature.com/articles/s41...
Outstanding work by @axeljensen.bsky.social showing exceptional Y-chromosome introgression in primates!
Guenons are again breaking the rules of biology: www.nature.com/articles/s41...
Outstanding work by @axeljensen.bsky.social showing exceptional Y-chromosome introgression in primates!
Y chromosome introgression between deeply divergent primate species - Nature Communications
Interspecific hybrids tend to show a sex-specific reduction in fitness, thus limiting gene flow to loci inherited through the homogametic sex. Here, the authors identify a rare Y-chromosome introgress...
www.nature.com
November 29, 2024 at 8:45 PM
First and very happy post on this site:
Guenons are again breaking the rules of biology: www.nature.com/articles/s41...
Outstanding work by @axeljensen.bsky.social showing exceptional Y-chromosome introgression in primates!
Guenons are again breaking the rules of biology: www.nature.com/articles/s41...
Outstanding work by @axeljensen.bsky.social showing exceptional Y-chromosome introgression in primates!
Reposted by Krystyna Nadachowska-Brzyska
How did dinosaurs conquer the world? Polish scientists help explain it, with research funded by #NCN.
A paper in Nature reports on the use of fossilized samples of faeces and vomit to reconstruct the rise of the dinosaurs to become the dominant players in Earth’s ancient ecosystems. https://go.nature.com/412c4af 🧪
November 28, 2024 at 4:35 PM
How did dinosaurs conquer the world? Polish scientists help explain it, with research funded by #NCN.
Reposted by Krystyna Nadachowska-Brzyska
Naukowcy przeanalizowali setki skamieniałych materiałów trawiennych, aby odtworzyć dietę dinozaurów. Wyniki ich pracy opublikowało 27 listopada #Nature. Badania będące podstawą publikacji finansowane były m.in. przez #NCN. www.ncn.gov.pl/aktualnosci/...
www.ncn.gov.pl
November 28, 2024 at 4:37 PM
Naukowcy przeanalizowali setki skamieniałych materiałów trawiennych, aby odtworzyć dietę dinozaurów. Wyniki ich pracy opublikowało 27 listopada #Nature. Badania będące podstawą publikacji finansowane były m.in. przez #NCN. www.ncn.gov.pl/aktualnosci/...
I am very happy that my proposal "Genomics of eco-evolutionary dynamics in spruce bark beetle" has been funded. #NCN
I will be looking for a postdoc (in a year or so) :) If you are interested in temporal sampling, rapid adaptation in the context of inversion-rich genomes, get in touch!
I will be looking for a postdoc (in a year or so) :) If you are interested in temporal sampling, rapid adaptation in the context of inversion-rich genomes, get in touch!
November 28, 2023 at 6:52 AM
I am very happy that my proposal "Genomics of eco-evolutionary dynamics in spruce bark beetle" has been funded. #NCN
I will be looking for a postdoc (in a year or so) :) If you are interested in temporal sampling, rapid adaptation in the context of inversion-rich genomes, get in touch!
I will be looking for a postdoc (in a year or so) :) If you are interested in temporal sampling, rapid adaptation in the context of inversion-rich genomes, get in touch!
Reposted by Krystyna Nadachowska-Brzyska
Hi #Popgen #evolution #ecology people: I'm always looking for more Ne/Nc data to verify, scrutinize and add to a database, linking life history traits to Ne/Nc. If you see a paper with Ne and Nc data, pm it to me! thanks.
please fw - adding some life to this: a green hairstreak - Callophrys rubi
please fw - adding some life to this: a green hairstreak - Callophrys rubi
November 24, 2023 at 7:51 AM
Hi #Popgen #evolution #ecology people: I'm always looking for more Ne/Nc data to verify, scrutinize and add to a database, linking life history traits to Ne/Nc. If you see a paper with Ne and Nc data, pm it to me! thanks.
please fw - adding some life to this: a green hairstreak - Callophrys rubi
please fw - adding some life to this: a green hairstreak - Callophrys rubi