title: Formation and structure of the fertilization envelope in Xenopus laevis.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D005260:Female; D005306:Fertilization; D066298:In Vitro Techniques; D008297:Male; D008566:Membranes; D008623:Mercaptoethanol / Q000494:pharmacology; D008855:Microscopy, Electron, Scanning; D010063:Ovum / Q000166:cytology / Q000187:drug effects / Q000502:physiology*; D013997:Time Factors; D014817:Vitelline Membrane; D014981:Xenopus / Q000196:embryology*
chemical_list: D008623:Mercaptoethanol