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Progesterone administration in planned reproduction of cattle
(Nova Science Publishers, 2017)
Cattle are one of the most used species for animal husbandry. The growing demand of products derived from cattle has led to the development of intensive production systems. These systems require a programmed reproduction ...
LH surge in Nelore cows (Bos indicus), after induced estrus or after ovarian superestimulation
(2009-01-01)
Considering that there is limited information about the preovulatory LH surge in Zebu cattle (Bos indicus), the purpose of the present work was to assess the LH surge in Nelore cows during the estrous cycle and after ovarian ...
LH surge in Nelore cows (Bos indicus), after induced estrus or after ovarian superestimulation
(2009-01-01)
Considering that there is limited information about the preovulatory LH surge in Zebu cattle (Bos indicus), the purpose of the present work was to assess the LH surge in Nelore cows during the estrous cycle and after ovarian ...
Vaginal histology of buffalo cows during their productive and reproductive activity
(2010)
Knowing the productive and reproductive characteristics of buffalo cows is a basic requirement to implement a selective process and to evaluate the fertility conditions of females. This experiment aimed at characterizing ...
Vaginal histology of buffalo cows during their productive and reproductive activity
(2010-01-01)
Knowing the productive and reproductive characteristics of buffalo cows is a basic requirement to implement a selective process and to evaluate the fertility conditions of females. This experiment aimed at characterizing ...
Follicular dynamics in Mangalarga mares.
(1997-12-01)
Ovarian follicular activity was studied by ultrasonography during 17 oestrous cycles in 9 Mangalarga mares during the second half of the ovulatory season. Sixteen oestrous cycles were considered normal and one 3-wave cycle ...
Expression of receptors for ovarian steroids and prostaglandin E2 in the endometrium and myometrium of mares during estrus, diestrus and early pregnancy
(Elsevier B.V., 2014-12-30)
The objective of this study was to compare expression of estrogen receptor alpha (ER-alpha), beta (ER-beta), progesterone receptor (PR), as well as prostaglandin E2 type 2 (EP2) and 4 (EP4) receptors in the equine myometrium ...
Detection of estrous behavior in buffalo heifers by radiotelemetry following PGF2α administration during the early or late luteal phase
(2014-01-30)
This study examined the usefulness of radiotelemetry for estrous detection in buffalo heifers and the impact of prostaglandin F2α (PGF2α) administration during the early or late luteal phase on estrous behavior and ovulatory ...