Temporal changes in embryonal cell surface recognition.
D000818:Animals; D002449:Cell Aggregation; D002462:Cell Membrane / Q000502:physiology*; D002642:Chick Embryo; D005865:Gestational Age; D012160:Retina / Q000196:embryology* / Q000502:physiology; D013477:Superior Colliculi / Q000196:embryology* / Q000502:physiology; D013997:Time Factors