title: Presence of zonula adherens in blastoderm and ectodermal cells of sea urchin embryos.
mesh_terms: D000818:Animals; D001756:Blastoderm / Q000648:ultrastructure*; D003599:Cytoskeleton / Q000648:ultrastructure; D004475:Ectoderm / Q000648:ultrastructure*; D012617:Sea Urchins / Q000196:embryology*