title: Ultra-violet sterilization of liquid nitrogen prior to vitrification.
authors.forename: Lodovico
authors.initials: L
authors.lastname: Parmegiani
authors.forename: Graciela Estela
authors.initials: GE
authors.lastname: Cognigni
authors.forename: Marco
authors.initials: M
authors.lastname: Filicori
mesh_terms: D015925:Cryopreservation / Q000592:standards*; D006801:Humans; D009584:Nitrogen; D013242:Sterilization / Q000379:methods*; D014466:Ultraviolet Rays
chemical_list: D009584:Nitrogen