Sea Urchin Embryo (IMAGE)

California Institute of Technology

Sea Urchin Embryo

Caption

Left: a gut-specific gene (foxa) is expressed long before a gut is present in cells (V2E) destined to form parts of the gut. Right: a diagram describing where the regulators of gut formation are expressed (grey) or not expressed (white) in different domains of the sea urchin embryo.

Credit

Emmanuel Faure / California Institute of Technology

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