Formation and migration of neuroblasts in the spinal cord of the chick embryo.
D000367:Age Factors; D000818:Animals; D001485:Basement Membrane / Q000166:cytology; D002642:Chick Embryo; D009474:Neurons / Q000254:growth & development* / Q000502:physiology; D013116:Spinal Cord / Q000196:embryology*; D013936:Thymidine; D014316:Tritium
D014316:Tritium; D013936:Thymidine