pregnenolone


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pregnenolone

[preg′nen·ə‚lōn]
(biochemistry)
C21H32O2 A steroid ketone that is formed as an oxidation product of cholesterol, stigmasterol, and certain other steroids.
References in periodicals archive ?
Melatonin, DHEA, and pregnenolone are three hormones that fall with age and which also play a critical part in the body's stress response.
The hypothalamus speaks directly to the thyroid, and the thyroid obediently goes into action and directs the minor hormones: estrogen, progesterone, testosterone, DHEA, and pregnenolone.
brand within its Applied Diagnostics and Testing Business Unit introduced four new Certified Spiking Solutions of the corticosteroids pregnenolone, 17alpha-hydroxypregnenolone, cortisone, and 11-deoxycorticosterone at concentrations of 100 ug/mL in methanol.
The hormone pregnenolone can put a damper on the effects of cannabis on the rodent brain, as Laura Sanders mentioned in "Hormone hinders effect of pot" (SN: 2/8/14, p.
The enzyme 3[beta]-hydroxysteroid dehydrogenase (3fiHSD) is required for the production of steroid hormones and is responsible for the conversion of pregnenolone to progesterone.
Washington, Jan 03 ( ANI ): It seems that researchers will one day be able to develop a pill to ward off harmful effects of cannabis after two teams of scientists discovered that pregnenolone, a molecule produced by the brain, acts as a natural defence mechanism against the harmful effects of cannabis in animals.
6) reported biochemical differential diagnosis of PORD from controls by a distinctive steroid excretion pattern, namely low urinary metabolites of cortisol and androgens and high metabolites of pregnenolone and progesterone.
BPA, pregnenolone l6a-carbonitrile (PCN), rifampicin (RIF), and 2,2-diphenylpropane (DPP) were purchased from Sigma-Aldrich (St.
The most effective way to treat migraines without side effects is to remedy the hormonal imbalance causing or contributing to the migraines, which include estrogen, progesterone, thyroid, testosterone, cortisol, DHEA, pregnenolone, melatonin, oxytocin, and serotonin.
The action of the herbal constituent is hypothesised to be due to suppression of 17[alpha]-hydroxylase activites (one of the enzymes acting on pregnenolone to influence the relative amounts and nature of subsequent steroid products).
The statement said Merritt had used the over-the-counter product, which contained DHEA and pregnenolone, following the 2009 season.