title: Space-dependent cell determination under the control of morphogen gradient.
mesh_terms: D001483:Base Sequence; D002454:Cell Differentiation; D005246:Feedback; D005809:Genes, Regulator; D007313:Insecta / Q000254:growth & development; D008954:Models, Biological; D009024:Morphogenesis; D012313:RNA
chemical_list: D012313:RNA