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@alexgilardet

PhD student in aDNA @cpgsthlm.bsky.social

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06.02.2025
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Latest posts by @alexgilardet

With Jonas Oppenheimer, thanks to @mhssinding.bsky.social, @edanalord.bsky.social, @jcchacond.bsky.social, @gog1693.bsky.social, Georgios Xenikoudakis, Maxim Kozlikin, @katerinad.bsky.social, @palaeopete.bsky.social, @lovedalen.bsky.social and all other co-authors & funding!

20.11.2025 09:52 πŸ‘ 7 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

This yak X lineage seemingly persisted for at least around 200,000 years, across climatic transitions, in the region.

20.11.2025 09:52 πŸ‘ 8 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Post image

Briefly, we identified three extinct mitochondrial bovine lineages in mid-latitude Asia: aurochs basal to haplogroup C, bison clade X, and a previously unknown yak-like clade X sister to all known yak diversity.

This yak X mitochondrial lineage diverged around 675,000 years ago from modern yak!

20.11.2025 09:52 πŸ‘ 13 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
Preview
Paleogenomics Reveals a Loss of Bovine Lineages in Mid-latitude Asia Over the Last 200,000 Years Abstract. Bovines have a complex yet poorly understood evolutionary history that is characterized by admixture and diversity loss during the Late Pleistoce

Our manuscript on bovine deep-time paleogenomics at Denisova Cave and in the broader mid-latitude Asia is online! doi.org/10.1093/gbe/... 🦬🦴🧬

Main findings in the 🧡 below ⬇️

@cpgsthlm.bsky.social @genomebiolevol.bsky.social #aDNA

20.11.2025 09:52 πŸ‘ 54 πŸ” 18 πŸ’¬ 2 πŸ“Œ 3

With Jonas Oppenheimer, thanks to @mhssinding.bsky.social, @edanalord.bsky.social, @jcchacond.bsky.social, @gog1693.bsky.social, Georgios Xenikoudakis, Maxim Kozlikin, @katerinad.bsky.social, @palaeopete.bsky.social, @lovedalen.bsky.social and all other co-authors & funding!

20.11.2025 09:30 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

This yak X lineage seemingly persisted for at least around 200,000 years, across climatic transitions, in the region.

20.11.2025 09:30 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Post image

Briefly, we identified three extinct mitochondrial bovine lineages in mid-latitude Asia: aurochs basal to haplogroup C, bison clade X, and a previously unknown yak-like clade X sister to all known yak diversity.

This yak X mitochondrial lineage diverged around 675,000 years ago from modern yak!

20.11.2025 09:30 πŸ‘ 4 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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#ESEB2025
museomics:
lastly, please help @alexgilardet.bsky.social help George ask Love to invest in automatic robots to help in the lab πŸ’ͺ

or follow the new methods and validations developed by Alex that he is explaining today in his talk!

(sorry for the rainbow effect)
@cpgsthlm.bsky.social

20.08.2025 10:04 πŸ‘ 7 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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The FIRST International Conference on Palaeogenomics will happen in Stockholm, Sweden, June 23-26, 2026!

Topics will encompass all corners of ancient DNA research, from humans to wildlife and sedimentsπŸ§¬πŸ¦£πŸ’€πŸ¦ 

Save the dates βœ…

Check the website icp2026.palaeogenomics.org and follow us for updates!

27.05.2025 08:48 πŸ‘ 81 πŸ” 49 πŸ’¬ 0 πŸ“Œ 4
Preview
Quand la laine a favorisΓ© l’émergence d’une maladie bactΓ©rienne Contrairement aux autres borrΓ©lioses, Borrelia recurrentis se transmet par les poux et non les tiques. Une nouvelle Γ©tude montre que cette transition s’est produit il y a 5000 ans au NΓ©olithique, quan...

Had the opportunity to chat about @poojaswali.bsky.social's study on louse-borne relapsing fever on the French radio today 🧬🦠
www.radiofrance.fr/francecultur...
@franceculture.fr @radiofrance.fr @crick.ac.uk @ucl.ac.uk

26.05.2025 12:12 πŸ‘ 10 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
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Excited to announce our paper on ancient Borrelia genomes is finally out! πŸ¦ πŸ’€We document the evolutionary history of louse-borne relapsing fever, published today in @science.org‬ with @lucyvandorp.bsky.social and @pontus-skoglund.bsky.social #aDNA 🏺πŸ§ͺ🧬
Main findings and paper below: πŸ§΅β¬‡οΈ

22.05.2025 18:21 πŸ‘ 109 πŸ” 39 πŸ’¬ 5 πŸ“Œ 7
A photo of Alexandre Gilardet presenting his research during the Licentiate defense.

A photo of Alexandre Gilardet presenting his research during the Licentiate defense.

A photo of Chenyu Jin presenting her research during the half-time PhD seminar.

A photo of Chenyu Jin presenting her research during the half-time PhD seminar.

Congrats to our students @alexgilardet.bsky.social and Chenyu Jin for their successful Licentiate defense and half-time PhD seminar! πŸŽ‰

14.02.2025 12:33 πŸ‘ 18 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0

Thanks to Edana Lord, @gog1693.bsky.social @palaeopete.bsky.social @lovedalen.bsky.social @katerinad.bsky.social, Mathilde le Moullec, @museumevogen.bsky.social, Georgios Xenikoudakis, Matthew Wooller, Timothy Rowe, Michail Anisimov, @vetenskapsradet.bsky.social @erc.europa.eu @cpgsthlm.bsky.social

06.02.2025 15:41 πŸ‘ 6 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

We also formally demonstrated that the addition of Tween in the elution buffer resulted in more complex libraries.

06.02.2025 15:41 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

It represents an alternative to costly robotisation and can generate 96 extracts within a few hours of lab work!

06.02.2025 15:41 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

We used a 96-column plate for downscaled aDNA extractions, compared it to routine single columns and retrieved similar screening metrics.

06.02.2025 15:41 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Preview
A High‐Throughput Ancient DNA Extraction Method for Large‐Scale Sample Screening Large-scale DNA screening of palaeontological and archaeological collections remains a limiting and costly factor for ancient DNA studies. Several DNA extraction protocols are routinely used in ancie...

A high-throughput aDNA extraction method for large-scale sample screening 🦣🦬🧬
onlinelibrary.wiley.com/doi/10.1111/...

06.02.2025 15:41 πŸ‘ 40 πŸ” 16 πŸ’¬ 1 πŸ“Œ 1