Not exact matches
During
embryonic development, undifferentiated stem cells accumulate methyl groups and other epigenetic marks that funnel them into one of the three germ
layers, each of which gives rise to a different set of adult
tissues.
Multi-photon imaging of the
embryonic eye: A false - coloured image showing a cutaway through the invaginating lens placode (blue
tissue layer) situated within the optic cup (yellow
tissue layer) of a 2.5 - day chick embryo.
Teratomas containing derivatives from all three
embryonic germ
layers confirmed that the hiPSCs (but not the original NPCs used) were pluripotent and able to differentiate to complex
tissues in two different experimental settings (Fig. 2J and Figure S3).
«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.