Role of cell division in gastrulation of the viviparous toothcarp Xiphophorus helleri.
D000818:Animals; D002455:Cell Division; D003532:Cyprinodontiformes; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D005399:Fishes; D054262:Gastrulation
EMBRYO; FISH