Behavioural transformation in chick yolk-sac cells.
D000818:Animals; D001755:Blastocyst / Q000166:cytology*; D001756:Blastoderm / Q000166:cytology*; D002449:Cell Aggregation; D002454:Cell Differentiation; D002642:Chick Embryo / Q000502:physiology*; D046508:Culture Techniques; D005260:Female; D013997:Time Factors; D014817:Vitelline Membrane / Q000166:cytology*