Zhou, Xinli Hydroxyapatite nanoparticles improved survival rate of vitrified porcine oocytes and its mechanism. [electronic resource] - Cryo letters - 45-50 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0143-2044 Subjects--Topical Terms: AnimalsCell SurvivalCryopreservation--methodsCrystallizationDurapatite--chemistryFemaleNanoparticles--chemistryOocytes--cytologySwine--metabolismVitrification