权威例句
Ectodermal patterning in vertebrate embryos.Ectodermal Wnt function as a neural crest inducer.FGF-2: apical ectodermal ridge growth signal for chick limb developmentFGF-4 replaces the apical ectodermal ridge and directs outgrowth and patterning of the limbInduction of visceral and cardiac mesoderm by ectodermal Dpp in the early Drosophila embryo.Expression of achaete-scute homolog 3 in Xenopus embryos converts ectodermal cells to a neural fateMsx2 deficiency in mice causes pleiotropic defects in bone growth and ectodermal organ formation.Adult bone marrow stromal stem cells express germline, ectodermal, endodermal, and mesodermal genes prior to neurogenesis.Expression of crumbs confers apical character on plasma membrane domains of ectodermal epithelia of Drosophila.The gene Serrate encodes a putative EGF-like transmembrane protein essential for proper ectodermal development in Drosophila melanog...