abnormal neural crest cell migration abnormal enteric neural crest cell migration 2014-05-06T00:00:00Z MP:0013006 MPheno.ontology abnormal ENCC migration abnormal ENCDC migration abnormal enteric neural crest-derived cell migration any anomaly in the migratory path or behavior of the neural crest cells (NCCs) that arise predominantly from the vagal (neck) region of the neural tube (vagal neural crest), adjacent to somites 1-7, and migrate rostro-caudally along the gastrointestinal tract to form two ganglionated plexuses of neurons and glial cells that comprise the enteric nervous system (ENS); a smaller proportion of ENCCs come from the sacral neural crest, caudal to somite 28, and migrate caudo-rostrally to colonize the distal gut; NCCs are termed enteric neural crest-derived cells upon entering the foregut at E9-9.5 in mice (after 4 weeks gestation in humans) and the colonization process is complete by E15.5 (after 7 weeks gestation in humans) csmith