research Hyperandrogenism in polycystic ovarian syndrome and role of CYP gene variants: a review
Certain gene variants may contribute to high androgen levels in women with polycystic ovary syndrome.
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60-90 / 1000+ results research Synthesis and Evaluation of 2‘-Substituted 4-(4‘-Carboxy- or 4‘-carboxymethylbenzylidene)-N-acylpiperidines: Highly Potent and in Vivo Active Steroid 5α-Reductase Type 2 Inhibitors
Compounds 15, 20, and 25 are strong inhibitors of human steroid 5α-reductase type 2.
research CYP21A2 Genotypes do not Predict the Severity of Hyperandrogenic Manifestations in the Nonclassical Form of Congenital Adrenal Hyperplasia
The severity of symptoms in nonclassical congenital adrenal hyperplasia is not determined by CYP21A2 gene variations.
research The antiandrogen cyproterone acetate: discovery, chemistry, basic pharmacology, clinical use and tool in basic research*
research Expression and Activity Assay of Human Steroid 5 Alpha-Reductase Type II in CHO Cells
Finasteride effectively inhibits the enzyme steroid 5 alpha-reductase II.
research Astilbin Activates the Reactive Oxidative Species/PPARγ Pathway to Suppress Effector CD4+ T Cell Activities via Direct Binding With Cytochrome P450 1B1
Astilbin can potentially calm overactive immune responses, like in Type 1 Diabetes, by suppressing certain cell activities and reducing inflammation.
research Screen steroid 5 alpha-reductase inhibitors in vitro by high performance liquid chromatography
The method is quick and effective for testing steroid 5 alpha-reductase inhibitors.
research 138 Characterization of xenobiotic metabolizing enzymes of a reconstructed human epidermal model from adult hair follicles
The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
research Curcumin derivatives inhibit testicular 17β-hydroxysteroid dehydrogenase 3
Curcumin and its derivatives can block an enzyme important for making testosterone, with one derivative being particularly strong.
research In Vivo Investigation in Pigs of Intestinal Absorption, Hepatobiliary Disposition, and Metabolism of the 5α-Reductase Inhibitor Finasteride and the Effects of Coadministered Ketoconazole
Ketoconazole increases finasteride's effectiveness and lifespan in the body.
research The Associations of Androgen-Related Genes CYP21A2 and CYP19A1 with Severe Acne Vulgaris in Patients from Southwest China
Certain gene variants are linked to severe acne, especially in males.
![Synthesis and In Vitro Study of 17β-[N-Ureylene-N,N′-Disubstituted]-4-Methyl-4-Aza-5α-Androstan-3-Ones as Selective Inhibitors of Type I 5α-Reductase](/images/research/d19df8a7-8de6-4430-8a0d-4ffa1f502985/small/15608.jpg)
research Synthesis and in vitro study of 17β-[N-ureylene-N,N′-disubstituted]-4-methyl-4-aza-5α-androstan-3-ones as selective inhibitors of type I 5α-reductase
New compounds were made that effectively block a specific enzyme related to androgen conditions.
research Pharmacogenetics of the Androgen Metabolic Pathway
research 5α-Metabolism in Finasteride-Treated Subjects and Male Pseudohermaphrodites with Inherited 5α-Reductase Deficiency
Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
research Cloning of the human phenol sulfotransferase gene family: three genes implicated in the metabolism of catecholamines, thyroid hormones and drugs
Scientists identified three genes important for processing certain brain chemicals, thyroid hormones, and medications.
research Experimental Assessment of 3-<i>meta</i>-Pyridine-1,2,4-Oxadiazole Deoxycholic Acid Derivative as a Prototype of 5-α-Reductase Inhibitors <i>in silico</i> and <i>in vivo</i> Models
The new compound is a promising, less toxic alternative to finasteride for treating prostate issues.
research Characterization of recombinant human liver dehydroepiandrosterone sulfotransferase with minoxidil as the substrate
Human liver enzyme DHEA ST helps process minoxidil.
research 258 11β-hydroxysteroid dehydrogenase type 1 inhibition attenuates the adverse effects of glucocorticoids on dermal papilla cells
Blocking a specific enzyme can reduce the negative impact of stress hormones on hair growth cells.
research Cyproterone Acetate: A Genotoxic Carcinogen?
Cyproterone acetate may cause liver cancer at high doses, but is considered safe at recommended doses for approved uses.
research Human type 3 5α-reductase is expressed in peripheral tissues at higher levels than types 1 and 2 and its activity is potently inhibited by finasteride and dutasteride
Type 3 5α-reductase is more common and finasteride and dutasteride strongly inhibit it.
research Nonclassic congenital adrenal hyperplasia and the heterozygote carrier
Identifying nonclassic congenital adrenal hyperplasia and carriers of CYP21 mutations is challenging, and genetic counseling is recommended due to their prevalence.
research Activity of steroid 4 and derivatives 4a–4f as inhibitors of the enzyme 5α-reductase 1
Compounds 4, 4b, and 4c effectively inhibit an enzyme linked to testosterone conversion without significant toxicity.
research Determination of finasteride by HPLC-MS and study its pharmacokinetics
A new method accurately measures finasteride levels in blood and shows how the body processes it.
research The enzyme and inhibitors of 4-ene-3-oxosteroid 5α-oxidoreductase
Inhibitors of the enzyme 5 alpha-reductase could potentially treat disorders like prostate cancer and baldness.
research Rapid high-performance liquid chromatogaphic method for detection of interindividual differences in carcinogen metabolism
Human hair follicles can assess carcinogen metabolism and imidazole compounds might be effective anticarcinogens.
research Selective and rapid determination of tadalafil and finasteride using solid phase extraction by high performance liquid chromatography and tandem mass spectrometry
Quick, selective detection of tadalafil and finasteride in human plasma developed.
research 5α-reductase isoenzymes mediate stress-exacerbated Tourette-like responses in animal models
Targeting 5α-reductase type 1 may help manage Tourette-like symptoms.
research RP-HPLC-Based Stability-Indicating Analytical Method for Concurrent Determination of Finasteride and Tadalafil: Development and Validation
A reliable method was developed to measure Finasteride and Tadalafil together, showing they degrade under certain conditions.
research Regeneration of Pd/C finasteride synthesis catalyst by extraction-oxidation
The process effectively regenerates the Pd/C catalyst for finasteride synthesis.
research Adrenal 21-hydroxylase gene mutations in Slovenian hyperandrogenic women: evaluation of corticotrophin stimulation and HLA polymorphisms in screening for carrier status
The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.