title: Molecular morphogens. Upside-down ideas vindicated.
authors.forename: B L
authors.initials: BL
authors.lastname: Hogan
mesh_terms: D000818:Animals; D019485:Bone Morphogenetic Proteins; D004330:Drosophila; D029721:Drosophila Proteins; D047108:Embryonic Development; D004627:Embryonic Induction; D006023:Glycoproteins; D007301:Insect Hormones / Q000502:physiology; D036341:Intercellular Signaling Peptides and Proteins; D051379:Mice; D011506:Proteins / Q000502:physiology; D014981:Xenopus
chemical_list: D019485:Bone Morphogenetic Proteins; D029721:Drosophila Proteins; D006023:Glycoproteins; D007301:Insect Hormones; D036341:Intercellular Signaling Peptides and Proteins; D011506:Proteins; C064196:dpp protein, Drosophila; C091428:sog protein, Drosophila; C054234:chordin