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Efforts to identify large offspring syndrome during pregnancy through ultrasonography and maternal blood transcriptome analyses
(University of Missouri--Columbia, 2021)
Large offspring syndrome (LOS) is a fetal overgrowth condition observed in some bovine offspring produced in vitro. The main phenotypes of LOS is large body size due to overgrowth during development which can result in ...
Evaluation of the 7 and 7 synch protocol for control of the estrous cycle among beef cows prior to fixed-time artificial insemination with sex-sorted or conventional semen
(University of Missouri--Columbia, 2021)
Experiment 1 was conducted to compare 7 and 7 Synch and the 7-day CO-Synch + controlled internal drug release (CIDR[copyright]) protocols prior to fixed-time artificial insemination (FTAI) of beef cows with conventional ...
Investigation of mechanisms associated with establishment and maintenance of pregnancy in beef cattle
(University of Missouri--Columbia, 2020)
Preovulatory estradiol concentrations and expression of estrus have been shown to be associated with greater pregnancy rates in beef cattle. Experiment 1 was designed to determine if supplemental estradiol (E2) at GnRH-induced ...