Morphology of isolated mouse inner cell masses developing in vitro.
D000818:Animals; D001755:Blastocyst / Q000166:cytology*; D002454:Cell Differentiation; D046508:Culture Techniques; D004475:Ectoderm / Q000166:cytology; D004707:Endoderm / Q000166:cytology; D008648:Mesoderm / Q000166:cytology; D051379:Mice; D013997:Time Factors; D014327:Trophoblasts / Q000166:cytology