title: Retinoic acid: the morphogen of the main body axis?
authors.affiliation: Laboratory of Molecular Embryology, National Institute for Medical Research, Mill Hill, London, UK.
authors.forename: J B
authors.initials: JB
authors.lastname: Green
mesh_terms: D000818:Animals; D001001:Anura / Q000196:embryology / Q000235:genetics; D002490:Central Nervous System / Q000196:embryology; D002642:Chick Embryo; D004331:Drosophila melanogaster / Q000196:embryology / Q000235:genetics; D004475:Ectoderm / Q000187:drug effects; D004627:Embryonic Induction / Q000187:drug effects*; D005775:Gastrula / Q000187:drug effects; D005786:Gene Expression Regulation / Q000187:drug effects; D005801:Genes, Homeobox; D005819:Genetic Markers; D008648:Mesoderm / Q000187:drug effects; D009024:Morphogenesis / Q000187:drug effects; D009419:Nerve Tissue Proteins / Q000235:genetics; D014212:Tretinoin / Q000494:pharmacology*
chemical_list: D005819:Genetic Markers; D009419:Nerve Tissue Proteins; D014212:Tretinoin