title: [Morphofunctional and cytogenetic characteristics of tripronuclear human zygotes in extracorporal fertilization programme].
abstract: Morphofunctional and cytogenetic characteristics of 34 tripronuclear human zygotes obtained during in vitro fertilization have been studied. It has been shown that 50% of them were triploid. Possible mechanisms of formation of this pathology are discussed.
authors.forename: M P
authors.initials: MP
authors.lastname: Petrushko
authors.forename: V I
authors.initials: VI
authors.lastname: Grishchenko
authors.forename: N N
authors.initials: NN
authors.lastname: Erogova
authors.forename: V I
authors.initials: VI
authors.lastname: Piniaev
mesh_terms: D000328:Adult; D001755:Blastocyst / Q000648:ultrastructure; D002453:Cell Cycle; D002467:Cell Nucleus / Q000648:ultrastructure*; D046508:Culture Techniques; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D008297:Male; D015053:Zygote / Q000648:ultrastructure*