Results 171 to 180 of about 60,280 (202)
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Growth hormone enhances estradiol production follicle-stimulating hormone-induced in the early stage of the follicular maturation

Fertility and Sterility, 1996
To investigate the ability of GH to increase the steroidogenic response of the ovary to FSH in the early stage of human follicle development in vivo.Ovarian sensitivity to FSH and/or GH during the early follicular phase of the human menstrual cycle was evaluated in a prospective study.Normal human volunteers in the Department of Obstetrics and ...
A, Lanzone   +5 more
openaire   +2 more sources

ENDOGENOUS LUTEINIZING HORMONE SURGE IN WOMEN DURING INDUCTION OF MULTIPLE FOLLICULAR DEVELOPMENT WITH PULSATILE FOLLICLE STIMULATING HORMONE

Clinical Endocrinology, 1986
In this study nine consecutive normally cycling women undergoing in‐vitro fertilization (IVF) were superovulated with clomiphene citrate followed by pulsatile ‘pure’FSH injected s.c. via a pump (28 IU every 3 h). All women displayed an endogenous LH surge, which was markedly attenuated in most of the cases (peak value 44·5 ± 5·9 U/l, duration 29·2 ± 1 ...
I E, Messinis, A, Templeton, D T, Baird
openaire   +2 more sources

Expression of follicle stimulating hormone and luteinizing hormone receptors during follicular growth in the domestic cat ovary

Molecular Reproduction and Development, 2007
AbstractIn order to better understand the pituitary regulation of follicular growth in the domestic cat, follicle stimulating hormone (FSH) and luteinizing hormone (LH) receptors (R) were localized and quantified in relation to follicle diameter and atresia using in situ ligand binding on ovarian sections.
Saint-Dizier, Marie   +4 more
openaire   +3 more sources

Effects of gonadotropin-releasing hormone agonist/recombinant follicle-stimulating hormone versus gonadotropin-releasing hormone antagonist/recombinant follicle-stimulating hormone on follicular fluid

2007
Objective: To compare the effects of GnRH–agonist/recombinant rFSH versus GnRH-antagonist/recombinant FSH stimulation on follicular fluid levels of soluble intercellular adhesion molecule (sICAM)-1 and vascular cell adhesion molecule-1 (sVCAM-1) during in vitro fertilization (IVF). Design: Prospective, randomized study.
FORNARO F.   +7 more
openaire   +1 more source

Follicle-Stimulating Hormone and Luteinizing Hormone Receptors on Porcine Granulosa Cells during Follicular Maturation: An Autoradiographic Study

Experimental and Clinical Endocrinology & Diabetes, 2009
The autoradiogram prepared from porcine ovaries after incubating for 1 hour at 37 degrees C with either 125I-labelled FSH or LH revealed that FSH bound to granulosa cells while LH bound to thecal cells. Although the granulosa cells of small, medium and large follicles were labelled with FSH, the decrease in grains over granulosa cells was observed ...
R, Nakano   +3 more
openaire   +2 more sources

Follicular Stimulation Versus OvulationInduction in Juvenile Primates: Importance of Gonadotropin-Releasing Hormone Dose

The Journal of Clinical Endocrinology & Metabolism, 1986
We evaluated the dose of GnRH administered by 1-min pulsatile infusion necessary to achieve follicle growth vs. the dose needed for ovulation induction. Doses of 6.0, 0.6, and 0.06 micrograms GnRH were given to juvenile monkeys iv in 1 min once per h for 4 consecutive months.
V M, Sopelak, R L, Collins, G D, Hodgen
openaire   +2 more sources

Follicular growth and endocrine patterns of prepuberal heifers administered bovine follicular fluid and (or) follicle stimulating hormone

Animal Reproduction Science, 1989
Two experiments were conducted to determine if charcoal-extracted follicular fluid (CFF) from bovine ovaries inhibits FSH-induced follicular development in intact prepuberal heifers. In Exp. 1, thirty prepuberal heifers were assigned to saline, FSH or CFF/FSH treatment groups. In Exp.
M.T. Moser   +3 more
openaire   +1 more source

[Follicular stimulating hormone receptor gene C566T mutation in premature ovarian failure].

Zhonghua fu chan ke za zhi, 2008
To investigate the incidence of follicular stimulating hormone receptor (FSHR) gene C566T mutation in Chinese women with premature ovarian failure (POF) and to explore the etiologies of POF.This case-control study was carried out between 73 Chinese women with idiopathic POF (POF group) and 35 controls (control group), including 25 normal females with a
Xin-na, Chen, Gui-an, Chen, Mei-zhi, Li
openaire   +1 more source

Ovarian follicular development in the rat: hormone receptor regulation by estradiol, follicle stimulating hormone and luteinizing hormone.

Endocrinology, 1977
The effects of estradiol, FSH and LH on ovarian follicular development and granulosa cell differentiation were examined in the immature rat hypophysectomized on day 24 of age. Administration of estradiol to hypophysectomized rats for 4 days stimulated the growth of large preantral follicles with a concomitant 1.5-fold increase in FSH receptor content ...
J S, Richards   +5 more
openaire   +1 more source

Detection and measurement of thyroid stimulating hormone in human follicular fluid.

The Journal of reproductive medicine, 1995
The objectives were to measure thyroid stimulating hormone (TSH) levels in human follicular fluid (FF) and compare them with serum levels. Serum and FF samples were obtained from women (n = 41) undergoing in vitro fertilization/embryo transfer, gamete intrafallopian transfer and zygote intrafallopian transfer.
openaire   +1 more source

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