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Animal Sciences Commons

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Dairy Science

University of Tennessee, Knoxville

Masters Theses

2010

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Full-Text Articles in Animal Sciences

The Challenges Of Making A Blastocyst-Stage Embryo: Impact Of Heat Stress & Technical Factors Associated With Ivp Procedures, Estanislao Peixoto Aug 2010

The Challenges Of Making A Blastocyst-Stage Embryo: Impact Of Heat Stress & Technical Factors Associated With Ivp Procedures, Estanislao Peixoto

Masters Theses

It was hypothesized that technical factors associated with in vitro production (IVP) of embryos may influence rate of blastocyst development of oocytes matured at 38.5 or 41.0 C. To test this hypothesis, a retrospective meta-analysis was performed. Simple linear regression was performed to analyze continuous variables and ANOVA for categorical variables. Interactions among factors and maturation temperature on blastocyst development were analyzed using dummy regression for continuous variables, and using a factorial treatment design and ANOVA for categorical variables. Month of collection was the only variable that impacted responsiveness of ova to heat stress. Independent of maturation temperature, variables that …