Submicroscopic study of the long-lasting culture of heart segments of chick embryos.
D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo; D046508:Culture Techniques; D005347:Fibroblasts / Q000166:cytology; D008854:Microscopy, Electron; D009132:Muscles / Q000166:cytology; D009206:Myocardium / Q000166:cytology*; D013997:Time Factors