has part has part has_part occurs in occurs in characteristic of part of has modifier migratory neural crest cell cell population proliferation decreased cell proliferation abnormal neural crest cell proliferation decreased neural crest cell proliferation decreased NCC proliferation MPheno.ontology reduced ability of the transient and migratory group of cells that emerge from the dorsal region of the neural tube and migrate to many peripheral locations to form various tissues of the adult to undergo rapid expansion by cell division 2014-03-27T14:22:23Z reduced neural crest cell proliferation reduced NCC proliferation csmith MP:0012741 abnormal decreased rate