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Published in 2021 at "Biology of reproduction"
DOI: 10.1093/biolre/ioab201
Abstract: A population of cows with excess androstenedione (A4; High A4) in follicular fluid, with follicular arrest, granulosa cell dysfunction, and a 17% reduction in calving rate was previously identified. We hypothesized that excess A4 in…
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Keywords:
ovarian cortex;
secretion;
cortex;
high cows ... See more keywords
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Published in 2019 at "Journal of dairy science"
DOI: 10.3168/jds.2019-16536
Abstract: Our objective was to evaluate the effect of manipulating progesterone (P4) concentrations before timed artificial insemination (TAI) on reproductive and endocrine outcomes in high-producing Holstein cows. Multiparous lactating Holstein cows (n = 80) were synchronized…
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Keywords:
low cows;
cows high;
high cows;
holstein cows ... See more keywords