Results 21 to 30 of about 992,273 (170)

The Role of the Guanosine Nucleotide-Binding Protein in the Corpus Luteum

open access: yesAnimals, 2021
The corpus luteum is a temporary endocrine gland in the ovary. In the ovarian cycle, repeated patterns of specific cellular proliferation, differentiation, and transformation occur that accompany the formation and regression of the corpus luteum ...
Dody Houston Billhaq, Seunghyung Lee
doaj   +1 more source

Synchronization with estradiol benzoate in the presence of the corpus luteum in Wagyu cows increases the number of medium follicles but does not interfere with in vitro production of embryos

open access: yesSemina: Ciências Agrárias, 2021
Reproductive biotechnologies emerge as an important element for livestock, however, some strategies must be modified to adapt the different breeding systems, such as the use of follicular synchronization protocols.
Maria Fernanda Zamai   +7 more
doaj   +1 more source

Expression of leptin and leptin receptor transcript in ovine corpus luteum [PDF]

open access: yesIranian Journal of Veterinary Medicine, 2018
Background: Leptin, the product of the obesity (ob) gene, acts as a signaling adipokine for modulating food intake, energy metabolism and reproductive functions in mammals. Leptin’s effects on the reproductive system at various levels of the hypothalamic-
Mozaffar Karimzadeh Koshkghazi   +1 more
doaj   +1 more source

The inadequate corpus luteum

open access: yesReproduction and Fertility, 2021
The corpus luteum is the source of progesterone in the luteal phase of the cycle and the initial two-thirds of the first trimester of pregnancy. Normal luteal function is required for fertility and the maintenance of pregnancy.
W Colin Duncan
doaj   +1 more source

Mathematical analysis of a model for the growth of the bovine corpus luteum [PDF]

open access: yes, 2013
The corpus luteum (CL) is an ovarian tissue that grows in the wound space created by follicular rupture. It produces the progesterone needed in the uterus to maintain pregnancy.
Mann, George   +11 more
core   +1 more source

CORPUS LUTEUM SIZE AND PLASMA PROGESTERONE CONCENTRATION DURING THE ESTROUS CYCLE IN CHEURFA COW OF ALGERIA

open access: yesAgricultura, 2019
The aim of this study was to assess the relationships between the evolution of the corpus luteum size determined by ultrasonography and plasma progesterone concentration in Cheurfa cows during the estrous cycle.
Mostapha FERROUK   +6 more
doaj   +1 more source

Isozymes of glutathione peroxidase in cow ovarian tissue under different physiological and pathological states of the gonad

open access: yesНауковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Ґжицького: Серія Ветеринарні науки, 2023
The article presents a study of glutathione peroxidase (GPO) isozymes content in ovarian tissue under various physiological and pathological states of cow gonads.
M. М. Akymyshyn   +2 more
doaj   +1 more source

Ultrasound Characteristics of the Cavitary Corpus Luteum after Oestrus Synchronization in Heifers in Relation to the Results of Embryo Transfer

open access: yesAnimals, 2021
The aim of the study was to conduct an ultrasound analysis of quantitative parameters of the corpus luteum (CL) in recipient heifers on days 6–8 after oestrus, and to compare reproduction potential of both types of CL in those females.
Bartłomiej Maria Jaśkowski   +3 more
doaj   +1 more source

Management of Ruptured Corpus Luteum with Hemoperitoneum in Early Pregnancy – a Case Report

open access: yesActa Clinica Croatica, 2018
Rupture of the corpus luteum is a frequent condition in women of reproductive age. Because of abdominal pain accompanied by hemoperitoneum, ruptured corpus luteum can easily be confused with ectopic pregnancy.
Renato Bauman, Gordana Horvat
doaj   +1 more source

Effect of oxytocin on free intracellular Ca2+ levels and progesterone release by human granulosa-lutein cells [PDF]

open access: yes, 1993
Oxytocin and its receptor are found in the corpus luteum in a variety of species, including the human. In the present study we used fura-2 microfluorimetry to investigate whether activation of the oxytocin receptor of cultured human granulosa-lutein ...
Wiemann, M.   +4 more
core   +1 more source

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