The formations of blood islands in dissociated-reaggregated chick embryo yolk sac cells.
D000818:Animals; D001345:Autoradiography; D002449:Cell Aggregation; D002454:Cell Differentiation; D002642:Chick Embryo / Q000166:cytology*; D046508:Culture Techniques; D004920:Erythropoiesis; D005260:Female; D013997:Time Factors; D014316:Tritium; D014817:Vitelline Membrane / Q000166:cytology
D014316:Tritium