title: Building from the bottom up.
authors.forename: C E
authors.initials: CE
authors.lastname: Krull
authors.forename: R
authors.initials: R
authors.lastname: Krumlauf
mesh_terms: D000818:Animals; D002465:Cell Movement; D005346:Fibroblast Growth Factors / Q000502:physiology*; D009420:Nervous System / Q000378:metabolism*; D015398:Signal Transduction / Q000502:physiology*; D013997:Time Factors
chemical_list: D005346:Fibroblast Growth Factors