title: Specifying motor neurons: up and down and back to front.
authors.forename: William A
authors.initials: WA
authors.lastname: Harris
mesh_terms: D000818:Animals; D005346:Fibroblast Growth Factors / Q000502:physiology; D018398:Homeodomain Proteins / Q000096:biosynthesis / Q000502:physiology*; D006801:Humans; D009046:Motor Neurons / Q000502:physiology*; D015398:Signal Transduction / Q000502:physiology
chemical_list: D018398:Homeodomain Proteins; D005346:Fibroblast Growth Factors