Sentences with phrase «embryonic ectoderm»
In other words, the basement membrane provides a physical dividing line between cells descendant from embryonic ectoderm (epidermis) and embryonic mesoderm (dermis).
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But it seemed unlikely, because the body coverings were thought to grow differently: Feathers and hair develop from specialized plates of thickened ectoderm — an embryonic cell layer — called anatomical placodes, structures not seen in reptiles.
Moreover, ES cell differentiation in vitro recapitulates events that take place during early embryonic development including the formation of the three germ layers of ectoderm, mesoderm and endoderm, and the emergence of endothelial, hematopoietic, cardiac, neuronal and hepatic or pancreatic cells [8], [9].
«There is another concern about «embryoids,» which are a special class of organoid containing all three layers of embryonic tissue: the ectoderm, mesoderm, and endoderm,» says Koehler.
The tongue is a muscle composed of all three embryonic germ layers — endoderm, ectoderm and mesoderm.