From: Charles Plessy Date: Fri, 19 Nov 2021 01:41:52 +0000 (+0900) Subject: heart X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=ba71ba0aa80659e3fd9964481e58f107f16d585c;p=source%2F.git heart --- diff --git a/biblio/34789899.mdwn b/biblio/34789899.mdwn new file mode 100644 index 00000000..8200ef1a --- /dev/null +++ b/biblio/34789899.mdwn @@ -0,0 +1,10 @@ +[[!meta title="Cardiopharyngeal deconstruction and ancestral tunicate sessility."]] +[[!tag Oikopleura]] + +Ferrández-Roldán A, Fabregà-Torrus M, Sánchez-Serna G, Duran-Bello E, Joaquín-Lluís M, Bujosa P, Plana-Carmona M, Garcia-Fernàndez J, Albalat R, Cañestro C. + +Nature. 2021 Nov;599(7885):431-435. doi:10.1038/s41586-021-04041-w + +Cardiopharyngeal deconstruction and ancestral tunicate sessility. + +[[!pmid 34789899 desc="Mesp, Ets1/2b, Gata4/5/6, Mek1/2, Hand-r and Tbx1/10 are absent from appendicularian genomes. Nk4, Hand1/2 and FoxF were found."]] diff --git a/tags/Oikopleura.mdwn b/tags/Oikopleura.mdwn index c5a59666..e4e9fcb0 100644 --- a/tags/Oikopleura.mdwn +++ b/tags/Oikopleura.mdwn @@ -252,6 +252,7 @@ Genes and pathways - 8 Wnt genes were found, belonging to 4 families. Intronless _Wnt11_ genes were found; they might have been created by retrotransposition ([[Martí-Solans and coll., 2021|biblio/34179025]]). + - _Nk4_, _Hand1/2_ and _FoxF_ (heart development, [[Ferrández-Roldán and coll., 2021|biblio/34789899]]). ### Lost @@ -285,7 +286,8 @@ Genes and pathways - _Nodal_ is not found in _O. dioica_'s genome ([[Onuma and coll., 2020|biblio/32029598]]). - Peroxysomes and genes related to them ([[Žárský and Tachezy, 2015|biblio/26700421]]; [[Kienle, Kloepper and Fasshauer, 2016|biblio/27756227]]). - + - _Mesp_, _Ets1/2b_, _Gata4/5/6_, _Mek1/2_, _Hand-r_ and _Tbx1/10_ (heart development, + [[Ferrández-Roldán and coll., 2021|biblio/34789899]]). Epigenome --------- @@ -457,7 +459,9 @@ Anatomy Electron microscopy shows a large perikaryon, cisternas and a cilium which is inserted in the central canal ([[Holmberg and Olsson, 1984|biblio/reissner_oik]]). - In contrary to Kowalevskiidae, ([[Brena, Cima and Burighel, 2003|biblio/10.1002_jmor.10145]]), - _Oikopleura_ do have a heart. + _Oikopleura_ do have a heart. The genes _Mesp_, _Ets1/2b_, _Gata4/5/6_, _Mek1/2_, + _Hand-r_ and _Tbx1/10_, which are essential to heart development in other chordates + are lost in appendicularians ([[Ferrández-Roldán and coll., 2021|biblio/34789899]]). - A 3D reconstitution of hatchlings and jufeniles was done by SEM tomography by [[Nishida and coll., 2021|biblio/33649401]].