Results 51 to 60 of about 2,795 (215)

Inhibins in female and male reproductive physiology: role in gametogenesis, conception, implantation and early pregnancy

open access: yes, 2005
A great deal of new information has arisen in the recent years concerning inhibin physiology and clinical relevance in reproductive medicine. It is now recognized that the two inhibin isoforms, named inhibin A and inhibin B, are produced by the gonads in
FLORIO, P.   +4 more
core   +1 more source

Changes in inhibins and activin secretion in healthy and pathological pregnancies

open access: yes, 2001
Inhibin-related proteins are involved in the control of the feto-maternal communication required to maintain pregnancy. Human placenta, decidua, and fetal membranes are the major sites of production and secretion of activin A, inhibin A and inhibin B ...
BOCCHI C   +6 more
core   +2 more sources

Clinical correlation between premature ovarian failure and a chromosomal anomaly in a 22-year-old Caucasian woman: a case report

open access: yesJournal of Medical Case Reports, 2012
Introduction Premature ovarian failure is defined as the cessation of ovarian activity before the age of 40 years. It is biochemically characterized by low levels of gonadal hormones (estrogens and inhibins) and high levels of gonadotropins (luteinizing ...
Dell’Edera Domenico   +10 more
doaj   +1 more source

Premature ovarian failure

open access: yesOrphanet Journal of Rare Diseases, 2006
Premature ovarian failure (POF) is a primary ovarian defect characterized by absent menarche (primary amenorrhea) or premature depletion of ovarian follicles before the age of 40 years (secondary amenorrhea).
Persani Luca, Beck-Peccoz Paolo
doaj   +1 more source

Inhibin in the Hen

open access: yesPoultry Science, 1993
The role of the gonadal hormone inhibin has not been extensively examined in the hen. A bovine radioimmunoassay kit has been used to assess plasma levels of immunoreactive inhibin throughout the ovulatory cycle, in response to follicle removal, and after stimulation of follicle growth.
openaire   +2 more sources

Machine Learning‐Based Prediction of Sperm Retrieval Outcomes in Patients With Klinefelter Syndrome: A Multicenter Study With External Validation

open access: yesAndrology, EarlyView.
ABSTRACT Background The Klinefelter syndrome is a common genetic cause of male infertility, and testicular sperm extraction (TESE) enables sperm retrieval in a subset of affected patients. However, predicting TESE success remains challenging due to the heterogeneous clinical and endocrinological presentation of the Klinefelter syndrome.
Murat Gül   +14 more
wiley   +1 more source

Localization of inhibins and activins in normal endocrine cells and endocrine tumors of the gut and pancreas: an immunohistochemical and in situ hybridization study [PDF]

open access: yes, 2004
Activins and inhibins, which belong to the TGF beta family, are composed of different combinations of alpha-, betaA-, and betaB-subunits, resulting in inhibin A (alphabetaA), inhibin B (alphabetaB), activin A (betaAbetaA), activin B (betaBbetaB), and ...
MARCHET S   +9 more
core   +3 more sources

Obesity Is an Independent Risk Factor for Oligozoospermia, With Co‐Existing Hyperglycemia Exacerbating Risks of Asthenozoospermia and Elevated Sperm DNA Fragmentation

open access: yesAndrology, EarlyView.
ABSTRACT Background Metabolic health plays a critical role in maintaining male fertility and may influence offspring health. Therefore, it is necessary to incorporate metabolic indicators into the clinical assessment of male fertility. However, the relationships between different metabolic abnormalities and semen quality remain incompletely understood.
Rubing Hu   +4 more
wiley   +1 more source

Inhibins and activins: Their roles in the adrenal gland and the development of adrenocortical tumors

open access: yes, 2012
The adrenal gland is composed of two separate endocrine tissues that control a multitude of bodily functions in their adaptation to external and internal stressors through hormone secretion. The functions of the adrenal gland are regulated by circulating,
Jong, Frank   +3 more
core   +1 more source

Prevalence of Spermatozoa in the Ejaculate of Adolescents With Klinefelter Syndrome: Implications for Fertility Counseling

open access: yesAndrology, EarlyView.
ABSTRACT Background Klinefelter syndrome (KS) is the most common genetic cause of male infertility and is associated with nonobstructive azoospermia. Advances in surgical sperm retrieval techniques have enabled biological fatherhood in a subset of men with KS.
Cecilie N. Larsen   +5 more
wiley   +1 more source

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