4 Result(s)
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Article
Thomas E. Spencer
Animal Genetics and Genomics
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Article
Open AccessIdentification of loci associated with conception rate in primiparous Holstein cows
Subfertility is a major issue facing the dairy industry as the average US Holstein cow conception rate (CCR) is approximately 35%. The genetics underlying the physiological processes responsible for CCR, the p...
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Article
Open AccessValidation of 46 loci associated with female fertility traits in cattle
Subfertility is one challenge facing the dairy industry as the average Holstein heifer conception rate (HCR), the proportion of heifers that conceive and maintain a pregnancy per breeding, is estimated at 55–6...
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Article
Open AccessConceptus elongation in ruminants: roles of progesterone, prostaglandin, interferon tau and cortisol
The majority of pregnancy loss in ruminants occurs during the first three weeks after conception, particularly during the period of conceptus elongation that occurs prior to pregnancy recognition and implantat...
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Article
Open AccessAlterations in expression of endometrial genes coding for proteins secreted into the uterine lumen during conceptus elongation in cattle
We hypothesized that genes that are up-regulated in the uterine endometrium at the initiation of conceptus elongation in cattle, and that encode for secreted proteins, contribute to the composition of the uter...
