Reaggregation of mixtures of cells from different developmental stages of sea urchin embryos.
D000818:Animals; D001345:Autoradiography; D002449:Cell Aggregation; D046508:Culture Techniques; D004447:Echinodermata / Q000196:embryology*; D013936:Thymidine; D014316:Tritium
D014316:Tritium; D013936:Thymidine