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Effect of uterine size on fertility of lactating dairy cows
There are multiple reasons for reduced fertility in lactating dairy cows. We hypothesized that one cause of reduced fertility could be the overall size of the reproductive tract, particularly the uterus, given well-established ...
Pivotal periods for pregnancy loss during the first trimester of gestation in lactating dairy cows
Loss of pregnancy can occur at many different stages of gestation and for a variety of causes but clearly produces a negative impact for reproductive and economic performances of dairy herds. This review describes four ...
Maintenance or regression of the corpus luteum during multiple decisive periods of bovine pregnancy
(Animal Reproduction, 2016)
In ruminants, there are specific times during the estrous cycle or pregnancy when the corpus luteum (CL) may undergo regression. This review has attempted to summarize the physiological and cellular mechanisms involved in ...