Evaluation of Viability and Nuclear Status in Vitrified Mature Buffalo Oocytes The effect of cryodevice and cryoprotectant concentration on buffalo oocytes vitrified at MII stage Improvement of the Efficacy of Buffalo Oocytes Vitrification The effect of cryodevice on Buffalo oocyte vitrification New insights into molecular aspects of sperm-oviductal binding in Egyptian buffaloes using an in vitro model: Effects of oviductal segments and media