title: Early contacts between normal fibroblasts and mouse sarcoma cells. An ultrastructural study.
mesh_terms: D000818:Animals; D002465:Cell Movement; D002478:Cells, Cultured; D002642:Chick Embryo; D003260:Contact Inhibition; D005347:Fibroblasts; D051379:Mice; D009206:Myocardium / Q000166:cytology; D012513:Sarcoma, Experimental; D013997:Time Factors