title: Cell interactions in differentiation.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002462:Cell Membrane; D002467:Cell Nucleus / Q000502:physiology; D002875:Chromosomes; D003593:Cytoplasm; D004247:DNA / Q000502:physiology; D004627:Embryonic Induction; D005260:Female; D005796:Genes; D006801:Humans; D006822:Hybrid Cells; D010063:Ovum / Q000648:ultrastructure; D012313:RNA / Q000502:physiology; D013724:Teratoma / Q000196:embryology
chemical_list: D012313:RNA; D004247:DNA