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Calcium concentration in vitrification medium affects the developmental competence of in vitro matured ovine oocytes

Succu, Sara; Berlinguer, Fiammetta; Leoni, Giovanni G.; Bebbere, Daniela; Satta, Valentina; Marco Jiménez, Francisco; Pasciu, Valeria; Naitana, Salvatore (Elsevier, 2011-03-01)

[EN] The present study was designed to determine whether different calcium concentrations in the vitrification solutions could improve the developmental competence of in vitro matured ovine oocytes after cryopreservation. ...
Influence of zona pellucida thickness on fertilization, embryo implantation and birth

Marco Jiménez, Francisco; Naturil Alfonso, Carmen; Jiménez Trigos, María Estrella; Lavara García, Raquel; Vicente Antón, José Salvador (Elsevier Masson, 2012)

Defective sperm-zona pellucida binding and penetration are the main causes of IVF failure. The purpose of this study was to evaluate the effect of zona pellucida thickness in fertilization failure and test the influence ...

Mostrando ítems 1-2 de 2