From: Charles Plessy Date: Mon, 9 Jun 2025 05:49:51 +0000 (+0900) Subject: Dans l'avion X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=02fc395ff3bcfe00bc348c7c554bedcba735633e;p=source--%2F.git Dans l'avion --- diff --git a/biblio/40244654.mdwn b/biblio/40244654.mdwn new file mode 100644 index 00000000..c614ab0c --- /dev/null +++ b/biblio/40244654.mdwn @@ -0,0 +1,10 @@ +[[!meta title="Still waters run deep in large-scale genome rearrangements of morphologically conservative Polyplacophora"]] +[[!tag synteny]] + +Julia D Sigwart, Yunlong Li, Zeyuan Chen, Katarzyna Vončina, Jin Sun + +Elife 2025 Apr 17:13:RP102542. doi:10.7554/eLife.102542 + +Still waters run deep in large-scale genome rearrangements of morphologically conservative Polyplacophora + +[[!pmid 40244654 desc="“Heterozygocity ranging from almost 1% in Deshayesiella to 4.12% in Callochiton” “There are major changes [of karyotype] between congeners in different ocean basins (the Pacific A. rubrolineata) but also between two species in the NE Atlantic (A. discrepans and A. crinita) that are morphologically and ecologically almost indistinguishable.” “Living species of Lepidopleurida retain more plesiomorphic morphology and this clade has a deep fossil record extending to the lower Carboniferous; yet the exemplar of this order shows the most deviations from the reconstructed ancestral karyotype.”"]] diff --git a/tags/synteny.mdwn b/tags/synteny.mdwn index 1613dd3c..ff936b28 100644 --- a/tags/synteny.mdwn +++ b/tags/synteny.mdwn @@ -66,6 +66,9 @@ but higher than in plants ([[Li and coll., 2022|biblio/36334587]]). Kobayashi and coll ([[2023|biblio/37821828]]) showed that large structural variations can be observed in fungi even when ITS sequences are 100% identical. +Chiton species of very similar morphology can have different karyotypes +([[Sigwart and coll., 2025|biblio/40244654]]). + ### Ancestral karyotpyes - The ancestral mammalian genome has 30 chromosomes ([[Zhou and coll.,