From: Charles Date: Tue, 15 Jan 2019 06:02:00 +0000 (+0900) Subject: Café X-Git-Url: https://source.charles.plessy.org/?a=commitdiff_plain;h=397eb2e7e16d09c59e4d3f42ee7f3b7abd548bbd;p=source%2F.git Café --- diff --git a/biblio/24803335.mdwn b/biblio/24803335.mdwn new file mode 100644 index 00000000..8b1b7711 --- /dev/null +++ b/biblio/24803335.mdwn @@ -0,0 +1,10 @@ +[[!meta title="Carotenoid metabolic profiling and transcriptome-genome mining reveal functional equivalence among blue-pigmented copepods and appendicularia."]] +[[!tag Oikopleura]] + +Mol Ecol. 2014 Jun;23(11):2740-56. doi:10.1111/mec.12781 + +Mojib N, Amad M, Thimma M, Aldanondo N, Kumaran M, Irigoien X. + +Carotenoid metabolic profiling and transcriptome-genome mining reveal functional equivalence among blue-pigmented copepods and appendicularia. + +[[!pmid 24803335 desc="Mass spectrometry shows that astaxanthin is the main carotenoid pigment in O. dioica. β‐carotene is probably taken from the food chain. Two cytochrome P450 β‐carotene hydroxylase genes were identified (CBY21750 and CBY13480) and may be involved in the conversion to astaxanthin. Three carotenoid‐binding proteins from the lipocalin family were found in the genome, and may be implicated in providing blue color by binding to astaxanthin."]] diff --git a/tags/Oikopleura.mdwn b/tags/Oikopleura.mdwn index b58bbfa2..172e1aa1 100644 --- a/tags/Oikopleura.mdwn +++ b/tags/Oikopleura.mdwn @@ -254,7 +254,10 @@ Phenotypes ([[Denoeud et al., 2010|biblio/21097902]], Fig. S20). It deviates from mendelian inheritance (Table S10), but is is recovered after sperm cryopreservation of male carriers. - + - Blue pigmentation may arise from the conversion of β‐carotene from the + dietary algae into astaxanthin with cytochrome‐P450 hydroxylases, and + binding to protein from the lipocalin family, to change the color from + red to blue ([[Mojib and coll., 2014|biblio/24803335]]). Ecology -------