نتایج جستجو برای: membrane progesterone receptors
تعداد نتایج: 597540 فیلتر نتایج به سال:
Introduction: In implantation, endometrial epithelium is affected by the release of steroid hormones secreted from the ovary and allows the blastocyst to bind. This course is called the “implantation window” and occurs about 4-10 days after the onset of progesterone secretion. Therefore, the endometrium undergoes changes in the configuration of microvilli in the apical membrane, as well as the ...
Background To attain whether the effects of low and high doses of estrogen progesterone luteinizing hormone (LH) and follicle stimulating hormone (FSH) in acute and chronic administration were related to oxidant and antioxidant parameters in rat uterine tissue as well as cyclooxygenase-1 (COX-1) activity. MaterialsAndMethods Acute and chronic administration of estrogen (1 and 5 mg/ kg) progeste...
Studies on the neuroprotective and promyelinating effects of progesterone in the nervous system are of great interest due to their potential clinical connotations. In peripheral neuropathies, progesterone and reduced derivatives promote remyelination, axonal regeneration and the recovery of function. In traumatic brain injury (TBI), progesterone has the ability to reduce edema and inflammatory ...
Classical estrogen, progesterone, and androgen receptors (ERs, PRs, and ARs) localize outside the nucleus at the plasma membrane of target cells. From the membrane, the receptors signal to activate kinase cascades that are essential for the modulation of transcription and nongenomic functions in many target cells. ER, PR, and AR trafficking to the membrane requires receptor palmitoylation by pa...
T he classical paradigm of steroid hormone action is that intracellular receptors bind to specific steroids to modulate gene expression within the nuclei of target cells. However, increasing evidence now suggests that many important steroidinduced signaling events are triggered independent of transcription. Examples of ‘‘nongenomic’’ biological responses to steroids include estrogen-induced pro...
Progesterone, primarily recognized as a female steroid hormone, is reported to affect several sperm functions especially capacitation, motility and acrosome reaction. These effects of progesterone on the spermatozoa are mediated via the progesterone binding sites/progesterone receptor (PR) on the acrosomal membrane. These receptors in response to progesterone increase the intercellular Ca2+ lev...
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