ICM stands for various terms. Discover the full forms, meanings, and possible interpretations of ICM across different fields and industries.
In early embryogenesis of most eutherian mammals, the inner cell mass is the mass of cells inside the primordial embryo that will eventually give rise to the definitive structures of the fetus. This structure forms in the earliest steps of development, before implantation into the endometrium of the uterus has occurred.
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