Results 11 to 20 of about 74,702 (344)
An Action of Gonadotropin in Vitro
Norman R. Mason+2 more
openalex +5 more sources
Pubertal presentation in seven patients with congenital adrenal hyperplasia due to P450 Oxidoreductase deficiency [PDF]
Context: P450 oxidoreductase (POR) is a crucial electron donor to all microsomal P450 cytochrome (CYP) enzymes including 17α-hydroxylase (CYP17A1), 21-hydroxylase (CYP21A2) and P450 aromatase.
Adachi+59 more
core +2 more sources
Gonadotropins in the Russian Sturgeon: Their Role in Steroid Secretion and the Effect of Hormonal Treatment on Their Secretion. [PDF]
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
Sex-change chemicals and their influence on the brain. [PDF]
The potential for man-made chemicals to mimic or antagonise natural hormones is a controversial issue, but one for which increasing amounts of evidence are being gathered worldwide.
Harris, CA
core +3 more sources
Gonadotropin receptor mutations [PDF]
Item does not contain ...
Themmen, A.P.N.+2 more
openaire +6 more sources
Risk of cancer after assisted reproduction: a review of the available evidences and guidance to fertility counselors [PDF]
Infertile women requiring ovarian stimulation and assisted reproduction techniques (ART) are faced with difficult issues. The fear that using hormones could increase their risk of cancer is the most significant.
Codacci-Pisanelli, G+4 more
core +1 more source
Accurate diagnosis of the cause of infertility assists in the choice of treatment modalities and amelioration of the associated psychosocial problems. The research was carried out using 75 infertile males and 75 males with proven fertility as controls ...
Wasiu Eniola Olooto+4 more
doaj +1 more source
Investigating the KNDy hypothesis in humans by co-administration of kisspeptin, neurokinin B and naltrexone in men [PDF]
Context: A subpopulation of hypothalamic neurons co-localise three neuropeptides namely kisspeptin, neurokinin B (NKB) and dynorphin collectively termed KNDy neurons. Animal studies suggest they interact to affect pulsatile GnRH release (KNDy hypothesis);
Abbara, A+11 more
core +1 more source
Background Microdissection testicular sperm extraction (micro-TESE) in combination with ICSI can make paternity possible for non-obstructive azoospermia (NOA) patients.
Tianwen Peng+6 more
doaj +1 more source
Neurokinin B (NKB) and its cognate receptor (NK3R) are emerging as important components of the neuroendocrine regulation of reproduction. Unlike mammalian tac3, which encodes only one mature peptide (namely NKB), two mature peptides are predicted for ...
Naama Mizrahi+5 more
doaj +1 more source