From: Charles Date: Fri, 9 Nov 2018 08:56:53 +0000 (+0900) Subject: Dans le bus X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=ccca0f044a4711e25ebb6f30e3ede53b140e99fe;p=source%2F.git Dans le bus --- diff --git a/tags/Oikopleura.mdwn b/tags/Oikopleura.mdwn index 1c4d8bdf..bd8748d1 100644 --- a/tags/Oikopleura.mdwn +++ b/tags/Oikopleura.mdwn @@ -178,6 +178,20 @@ Development - The tandem _propA_ and _propB_ genes control directly or indirectly _oik41a_ and proper development of the house-secreting epithelium ([[Mikhaleva et al., 2018|biblio/30217597]]). + - The oral gland precursor is a syncytium with 4 nuclei that migrates + anteriorly. The two differentiated oral gland cells have two nuclei each, + as demonstrated by a co-staining of nuclei (H2B-mCherry) and cell membrane + (PH-YF) by [[Kishi and coll, 2014|biblio/25224225]]. + - The endodermal strand is the strand of 16 cells that lie in a single line. + The endodermal cells strand migrate from the tail to the trunk and give + rise to the posterior part of the digestive tract (rectum), but not the anus. + Removal of the trunk suggests that it is not necessary for initiation of the + migration ([[Kishi and coll, 2014|biblio/25224225]]). + - The subchordal cell precursors migrate along the right side of the notochord + in the space that has been filled with endodermal strand cells. Amputation + experiments indicate that the posterior portion of the tail is required for + posterior migration of subchordal cell precursors ([[Kishi and coll, + 2014|biblio/25224225]]). Anatomy