Estradiol is a specific form of estrogen, which is a broader category of female reproductive hormones. Estradiol is the most potent estrogen during reproductive years, whereas estrogen encompasses multiple hormones like estrone and estriol.
Age-related changes in estrone and estradiolDeterminants of estrogen levels in men.Estrogen levels in menLC-MS/MSBackground. Age trends in estradiol and estrone levels in men and how lifestyle factors, comorbid conditions, testosterone, and sex hormone鈥揵inding globulin affect these age trends ...
Estrogen deficiency is an important pathogenetic factor in female osteoporosis, and androgens are known to have anabolic effects on bone. In this study we have compared 12 men with idiopathic osteoporosis, age 27–55 years, with 12 age-matched men, with respect to serum levels of sex steroids,...
Estrogen/progesterone ratio (E2/P4) was significantly higher in Silver Montazah hens than Gimmizah hens throughout the ovulatory cycle. When compared to typical curves of estradiol and progesterone during an ovulatory cycle, it was concluded that the two local strains studied are subjected to an ...
Kidney Int 70: 732–742 of COX2 reduces prostaglandin E2 levels, which inhibits bone formation in response to increased mechanical loads, and improves the proinflammatory state associated with postmenopausal bone loss. Richards and col- leagues, therefore, investigated the effect of COX2-inhibitor ...
1. the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer 行业词典 医学 雌二醇:人类最具宏效的雌激素,见于卵巢和胎盘中,C 18 H 24 O 2,主要功能为受精卵植入子宫作好准备,激发和维持女性第二性征。亦可从猪卵巢和孕马尿液中分离而获...
These findings raise the possibility that PME of depression and related suicidality may be additionally or alternatively triggered by low levels of, or withdrawal from, E2 or P4. Both preclinical and human studies demonstrate that ovarian steroid withdrawal (E2, P4, or both) can provoke affective,...
Concentrations of receptors for estrogen (ER), progestin (PR) and androgen (AR) were measured in the cytoplasm and nucleus of human endometrium, throughout the normal menstrual cycle. Endometrial cellular ER and PR levels gradually incre... T Tamaya,T Murakami,H Okada - 《Acta Obstet Gynecol...
A decline in the mitochondrial functions and aging are two closely related processes. The presence of estrogen and androgen receptors and hormone-responsive elements in the mitochondria represents the starting point for the investigation of the effects of 17β-estradiol and testosterone on the mitochondr...