title: The vitelline membrane and cortical particles in sea urchin eggs and their function in maturation and fertilization.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002462:Cell Membrane; D003593:Cytoplasm; D004447:Echinodermata / Q000196:embryology* / Q000254:growth & development; D004625:Embryo, Nonmammalian; D005260:Female; D005306:Fertilization; D006651:Histocytochemistry; D008854:Microscopy, Electron; D009024:Morphogenesis; D010063:Ovum / Q000166:cytology* / Q000201:enzymology; D014176:Protein Biosynthesis; D014817:Vitelline Membrane / Q000166:cytology