Fig. 9.
- ID
- ZDB-FIG-230420-16
- Publication
- Liu et al., 2022 - Chemokine signaling synchronizes angioblast proliferation and differentiation during pharyngeal arch artery vasculogenesis
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cxcl12b is expressed in pharyngeal pouches and is required for PAA morphogenesis. (A) Deletion of cxcl12b led to an interruption of blood flow in the posterior PAAs. Wild-type (WT) embryos and cxcl12b−/− mutants were injected with rhodamine-dextran into the common cardinal vein at 72 hpf. The blood flow in PAAs was imaged using a Nikon A1R+ confocal microscope. (B) Analysis of tie1 expression in wild-type (WT) embryos and cxcl12b−/− mutants. (C) Wild-type (WT) and cxcl12b−/− embryos on Tg(nkx2.5:ZsYellow) background were immunostained using anti-p-AKT (green) and anti-ZsYellow (red) antibodies. (D) Expression analysis of cxcl12b in wild-type embryos during PAA development. Black arrowheads indicate the expression of cxcl12b in the pharynx. (E) Colocalization analysis of cxcl12b transcripts with GFP proteins in pharyngeal pouches. Tg(sox17:GFP) transgenic embryos stained using anti-GFP (green) antibody were hybridized with cxcl12b probe (red). Scale bars: 50 μm. |