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Why is the zona pellucida of in vitro-produced bovine embryos an efficient barrier for viral infection?: a scanning electron and confocal laser scanning microscopic study
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Sucrose-induced shrinkage of in vitro produced bovine morulae: effect on viability, morphology and ease of evaluation
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Optimization of a simple vitrification procedure for bovine embryos produced in vitro: effect of developmental stage, two-step addition of cryoprotectant and sucrose dilution on embryonic survival