Results 1 to 10 of about 130,431 (351)

Serological biomarker models composed of luteinizing hormone, kisspeptin, vitamin D and estradiol, and their clinical test value in girls [PDF]

open access: yesJornal de Pediatria
Objective: Central precocious puberty (CPP) may lead to premature pubertal onset. While the GnRH stimulation test remains the gold standard, its invasive nature and prolonged procedure limit clinical utility, particularly in pediatric populations ...
Mingyu Shao   +3 more
doaj   +2 more sources

Introduction: luteinizing hormone for life’s journey [PDF]

open access: yesReproductive Biology and Endocrinology
Carlo Alviggi   +3 more
doaj   +2 more sources

Frequency of the allelic variant (Trp8Arg/Ile15Thr) of the luteinizing hormone gene in a Brazilian cohort of healthy subjects and in patients with hypogonadotropic hypogonadism [PDF]

open access: yesClinics, 2005
PURPOSE: To evaluate the frequency of allelic variant Trp8Arg/Ile15Thr in the luteinizing hormone beta-subunit gene in a Brazilian population of healthy subjects and in patients with hypogonadotropic hypogonadism.
Karina Berger   +5 more
doaj   +1 more source

Advanced bone age as an indicator facilitates the diagnosis of precocious puberty

open access: yesJornal de Pediatria, 2018
Objective: Diagnosis of central precocious puberty has always been challenging in clinical practice. As an important method in the diagnosis of central precocious puberty, luteinizing hormone-releasing hormone stimulation test is complex and time ...
Yue-Qin Xu, Gui-Mei Li, Yan Li
doaj   +3 more sources

Ghrelin Decreases Firing Activity of Gonadotropin-Releasing Hormone (GnRH) Neurons in an Estrous Cycle and Endocannabinoid Signaling Dependent Manner. [PDF]

open access: yes, 2013
The orexigenic peptide, ghrelin is known to influence function of GnRH neurons, however, the direct effects of the hormone upon these neurons have not been explored, yet.
Farkas, Imre   +3 more
core   +12 more sources

Luteinizing hormone-releasing hormone antagonists [PDF]

open access: yesExpert Opinion on Therapeutic Patents, 2009
Luteinizing hormone-releasing hormone (LH-RH) plays a central role in the vertebrate reproduction by regulating gonadal activity. Based on its binding to pituitary LH-RH receptors, as well as to LH-RH receptors expressed on cancer cells, LH-RH agonists and antagonists have been developed for different therapeutic applications.Here we give an overview ...
Mezö, Gábor, Manea, Marilena
openaire   +3 more sources

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

Advanced bone age as an indicator facilitates the diagnosis of precocious puberty

open access: yesJornal de Pediatria (Versão em Português), 2018
Objective: Diagnosis of central precocious puberty has always been challenging in clinicalpractice. As an important method in the diagnosis of central precocious puberty, luteinizinghormone‐releasing hormone stimulation test is complex and time‐consuming.
Yue‐Qin Xu, Gui‐Mei Li, Yan Li
doaj   +1 more source

Characteristics of the vaginal microbiome in women with premature ovarian insufficiency

open access: yesJournal of Ovarian Research, 2021
Purpose To investigate the relationship between vaginal microbial community structure and premature ovarian insufficiency (POI). Methods Twenty-eight women with POI and 12 healthy women were recruited at Shenzhen Maternity and Child Healthcare Hospital ...
Jiaman Wu   +5 more
doaj   +1 more source

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

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