Results 41 to 50 of about 311,381 (299)

Follicle-Stimulating Hormone-Secreting Pituitary Adenomas [PDF]

open access: yesThe Journal of Clinical Endocrinology & Metabolism, 1985
This retrospective study concerns 40 patients with an apparently nonsecretory pituitary adenoma who were operated on during an 11-yr period from 1971 to 1981. Among them, 6 men had elevated serum FSH levels. LH levels were normal in 5 and slightly elevated in 1. Testosterone levels were low in 2 patients and within normal limits in 2 others.
Beckers, Albert   +3 more
openaire   +3 more sources

Luteinizing hormone concentrations in healthy horses and horses with trigeminal-mediated headshaking over an 8-hour period. [PDF]

open access: yes, 2019
BackgroundTrigeminal-mediated headshaking results from a low threshold for firing of the trigeminal nerve. A seasonal component has been implicated in onset of clinical signs, which occur during the spring and summer months.
Aleman, Monica   +6 more
core   +2 more sources

Consequences of twinning induction to Noemi ewes by a recombinant human follicle-stimulating hormone compared with pituitary-derived porcine follicle-stimulating hormone on follicular dynamics, maternal biochemical attributes, and neonatal traits [PDF]

open access: yesVeterinary World, 2020
Aim: The aim of this study was to investigate the effectiveness of using recombinant human follicle-stimulating hormone (FSH) compared with pituitary-derived porcine FSH given as one dose or multiple doses on the neonatal traits, follicular dynamics, and
Moustafa Mohamed Zeitoun   +3 more
doaj   +1 more source

Administration of follicle-stimulating hormone induces autophagy via upregulation of HIF-1α in mouse granulosa cells

open access: yesCell Death and Disease, 2017
Recent studies reported the important role of autophagy in follicular development. However, the underlying molecular mechanisms remain elusive. In this study, we investigated the effect of follicle-stimulating hormone (FSH) on mouse granulosa cells (MGCs)
Jilong Zhou   +5 more
semanticscholar   +1 more source

Data on Western blot and ELISA analysis of medaka (Oryzias latipes) follicle-stimulating hormone (Fsh) and luteinizing hormone (Lh) using recombinant proteins expressed with Pichia pastoris

open access: yesData in Brief, 2019
The gonadotropins follicle-stimulating hormone (Fsh) and luteinizing hormone (Lh) play essential roles in vertebrate reproduction. This article presents data on molecular weight validation of recombinant medaka (Oryzias latipes) (md) gonadotropins Fshβ ...
Susann Burow   +9 more
doaj   +1 more source

A case of hypogonadtropic hypogonadism due to hypophysitis discovered by secondary male infertility

open access: yesIJU Case Reports, 2023
Introduction The main causes of secondary male infertility are varicocele and aging. It is rarely caused by adult‐onset hypopituitarism. The onset of hypopituitarism is often due to brain tumors, trauma, surgery, or congenital disorders.
Masatoshi Konishi   +8 more
doaj   +1 more source

The enigma of the gonadotropin-releasing hormone pulse frequency governing individual secretion of luteinizing hormone and follicle-stimulating hormone

open access: yesF&S Reports, 2023
Luteinizing hormone and follicle-stimulating hormone are the two gonadotropic pituitary hormones stimulated by one hypothalamic gonadotropin-releasing hormone (GnRH) in a pulsatile way.
Cornelis B. Lambalk, M.D., Ph.D.
doaj   +1 more source

Bioactive follicle-stimulating hormone [PDF]

open access: yesTrends in Endocrinology & Metabolism, 1991
Abstract Specific and sensitive in vitro bioassays suitable for measurement of follicle-stimulating hormone (FSH) in small quantities of serum and urine have recently been validated. Comparisons of bioassay (B-FSH) potencies with immunoassay (I-FSH) estimates and chromatofocusing patterns have facilitated new discoveries regarding the regulation of ...
Beitins, Inese Z., Padmanabhan, Vasantha
openaire   +2 more sources

Sex hormones in allergic conjunctivitis: altered levels of circulating androgens and estrogens in children and adolescents with vernal keratoconjunctivitis [PDF]

open access: yes, 2015
PURPOSE: Vernal keratoconjunctivitis (VKC) is a chronic allergic disease mainly affecting boys in prepubertal age and usually recovering after puberty.
Bonini, S.   +4 more
core   +4 more sources

Gonadotropins in the Russian Sturgeon: Their Role in Steroid Secretion and the Effect of Hormonal Treatment on Their Secretion. [PDF]

open access: yes, 2016
In the reproduction process of male and female fish, pituitary derived gonadotropins (GTHs) play a key role. To be able to specifically investigate certain functions of Luteinizing (LH) and Follicle stimulating hormone (FSH) in Russian sturgeon ...
Aizen, Joseph   +8 more
core   +3 more sources

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