title: The young notochord can induce somite genesis by means of diffusible substances in the chick.
mesh_terms: D000818:Animals; D002449:Cell Aggregation; D002454:Cell Differentiation; D002642:Chick Embryo / Q000254:growth & development*; D046508:Culture Techniques; D004058:Diffusion; D005374:Filtration; D008938:Mitosis