title: Dorsoventral polarity and mesentoblast determination as concomitant results of cellular interactions in the mollusk Patella vulgata.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002455:Cell Division; D004625:Embryo, Nonmammalian / Q000166:cytology*; D008974:Mollusca / Q000196:embryology*; D013997:Time Factors