From: Charles Plessy Date: Tue, 11 Oct 2022 05:07:14 +0000 (+0900) Subject: Café X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=9a2c86e2fc624cd26301038680a0c77e606346ff;p=source%2F.git Café --- diff --git a/biblio/30143642.mdwn b/biblio/30143642.mdwn new file mode 100644 index 00000000..88a403a2 --- /dev/null +++ b/biblio/30143642.mdwn @@ -0,0 +1,10 @@ +[[!meta title="Chitin-based barrier immunity and its loss predated mucus-colonization by indigenous gut microbiota."]] +[[!tag cellulose tunicate Ciona]] + +Nakashima K, Kimura S, Ogawa Y, Watanabe S, Soma S, Kaneko T, Yamada L, Sawada H, Tung CH, Lu TM, Yu JK, Villar-Briones A, Kikuchi S, Satoh N. + +Nat Commun. 2018 Aug 24;9(1):3402. doi:10.1038/s41467-018-05884-0 + +Chitin-based barrier immunity and its loss predated mucus-colonization by indigenous gut microbiota. + +[[!pmid 30143642 desc="The gut cells of _Ciona robusta_ are protected by a membrane made of cellulose and chitin, that bacteria can not cross. The three most abundant proteins in this membrane are Ci-MACPF1, related to perforins, variable region-containing chitin-binding protein (VCBP), and Ci-GFM1, a gel-forming mucin. Thus, the tunicate gut has features related to insects (chitin barrier) and vertebrates (mucin barrier)."]] diff --git a/tags/Ciona.mdwn b/tags/Ciona.mdwn index 9ac123bc..6fa03c8e 100644 --- a/tags/Ciona.mdwn +++ b/tags/Ciona.mdwn @@ -102,4 +102,8 @@ with respcet to _C. roulei_ ([[Nydam and Harrison, 2010|biblio/20403444]]). Blood cells of _C intestinalis_ (_robusta_?) contain vanadium ([[Michibata, 1996|biblio/10.2108_zsj.13.489]]). +The gut barrier of _Ciona robusta_ is made of chitin, cellulose, perforins, +chitin-binding proteins and mucins ([[Nakashima and coll., +2018|biblio/30143642]]). + [[!inline pages="tagged(Ciona)" actions="no" limit=0]]