title: Ultrastructure of human unfertilized oocytes and polyspermic embryos in an IVF-ET program.
authors.affiliation: Department of Anatomy, University of Rome, Italy.
authors.forename: P M
authors.initials: PM
authors.lastname: Motta
authors.forename: S A
authors.initials: SA
authors.lastname: Nottola
authors.forename: G
authors.initials: G
authors.lastname: Micara
authors.forename: G
authors.initials: G
authors.lastname: Familiari
mesh_terms: D004624:Embryo Transfer; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D009865:Oocytes / Q000648:ultrastructure*; D013084:Sperm-Ovum Interactions; D013094:Spermatozoa / Q000648:ultrastructure*