research Synthesis of N-Substituted 3-Oxo-17b- carboxamide-4-aza-5a-androstanes and the Tautomerism of 3-Oxo-4-aza-5-androstenes
Researchers made two new compounds that could be used for medicine.
Search
for
Sort by
Research
60-90 / 1000+ results research A Convenient Synthesis of (16S,20S)-3β-Hydroxy-5α-pregnane-20,16-carbolactam and Its N-alkyl Derivatives
A new, efficient method was developed to synthesize a specific compound and its derivatives.
research New Synthesis of Methyl 3β-Hydroxy-5-androstene-17β-carboxylate
A new method was developed to make a compound used in finasteride and epristeride with a 69% yield.
research Design, synthesis and biological evaluation of novel 3-oxo-4-oxa-5α-androst-17β-amide derivatives as dual 5α-reductase inhibitors and androgen receptor antagonists
New compounds were made that are promising for prostate cancer therapy.
research Table 3_Computational drug discovery of potential 5α-reductase phytochemical inhibitors and hair growth promotion using in silico techniques.xlsx
Jamogenin and other molecules may help treat hair loss by inhibiting 5-alpha reductase.
research Chitinase 3-Like 1 and C-X-C motif chemokine ligand 5 proteins and the hair cycle
CHI3L1 and CXCL5 proteins help promote hair growth.
![Benzo[c]quinolizin-3-ones: A Novel Class of Potent and Selective Nonsteroidal Inhibitors of Human Steroid 5α-Reductase 1](/images/research/ff6e6cbe-cb9c-4d11-87ef-671d28ffd4fa/small/15506.jpg)
research Benzo[c]quinolizin-3-ones: A Novel Class of Potent and Selective Nonsteroidal Inhibitors of Human Steroid 5α-Reductase 1
Benzo[c]quinolizin-3-ones are effective nonsteroidal inhibitors of human steroid 5α-reductase 1.
research Genetic alteration of cyclic adenosine 3',5'-monophosphate-dependent protein kinase subunit expression affects calcium currents and beta-endorphin release in AtT-20 clonal pituitary cells.
Changing protein kinase levels in pituitary cells affects calcium flow and beta-endorphin release.
research 17-Oximino-5-androsten-3β-yl esters: synthesis, antiproliferative activity, acute toxicity, and effect on serum androgen level
Some synthesized compounds were more effective than Finasteride in reducing prostate cancer cell growth and androgen levels.
research Ethanol‐induced elevation of 3α‐hydroxy‐5α‐pregnan‐20‐one does not modulate motor incoordination in rats
Ethanol-induced motor incoordination in rats is not affected by increased neuroactive steroids.
research A high-performance liquid chromatography–tandem mass spectrometry assay of the androgenic neurosteroid 3α-androstanediol (5α-androstane-3α,17β-diol) in plasma
Testosterone increases 3α-androstanediol levels, which can be blocked by finasteride.
![Discovery of 7-Methoxy-6-[4-(4-Methyl-1,3-Thiazol-2-yl)-1H-Imidazol-5-yl]-1,3-Benzothiazole (TASP0382088): A Potent and Selective Transforming Growth Factor-β Type I Receptor Inhibitor as a Topical Drug for Alopecia](/images/research/9620bd26-3366-4f2a-bcac-f511697bbc41/small/35997.jpg)
research Discovery of 7-Methoxy-6-[4-(4-methyl-1,3-thiazol-2-yl)-1<i>H</i>-imidazol-5-yl]-1,3-benzothiazole (TASP0382088): A Potent and Selective Transforming Growth Factor-β Type I Receptor Inhibitor as a Topical Drug for Alopecia
A new compound shows promise as a topical treatment for hair loss.
research 5-Bromo-3,4-dihydroxybenzaldehyde Promotes Hair Growth through Activation of Wnt/β-Catenin and Autophagy Pathways and Inhibition of TGF-β Pathways in Dermal Papilla Cells
5-Bromo-3,4-dihydroxybenzaldehyde could potentially help hair growth by activating certain cell pathways and inhibiting others.
research IL-33 Contributes to the Pathological Changes of Hair Follicles in Psoriasis: A Potential Target for Psoriatic Alopecia
IL-33 is linked to hair follicle damage in psoriasis and could be a treatment target for hair loss in this condition.
research Sponsored Lecture 3 : Updates on 5 alpha-rers(5ARIs) for the treatment of male pattern hair loss(MPHL)
5AR inhibitors like finasteride and dutasteride improve hair growth and slow hair loss in male pattern baldness.
research Steroid 5α-reductases and 3α-hydroxysteroid dehydrogenases: key enzymes in androgen metabolism
Key enzymes control androgen levels, affecting hormone activity and potential treatments.
![Effect of C-Ring Modifications in Benzo[c]quinolizin-3-ones, New Selective Inhibitors of Human 5α-Reductase 1](/images/research/c687900f-ea40-4de1-8f0b-a5b818951b1c/small/15452.jpg)
research Effect of C-ring modifications in benzo[c]quinolizin-3-ones, new selective inhibitors of human 5α-reductase 1
Changing the C-ring structure in certain compounds can make them better at blocking a specific human enzyme.
research New approach to 3-oxo-4-aza-5α-androst-1-ene-17β-(--butylcarboxamide)
A new method was developed to make finasteride for treating hair loss.
research Physiopathological role of the enzymatic complex 5α-reductase and 3α/β-hydroxysteroid oxidoreductase in the generation of progesterone and testosterone neuroactive metabolites
The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
research Regulatory Effects of Thai Rice By-Product Extracts from Oryza sativa L. cv. Bue Bang 3 CMU and Bue Bang 4 CMU on Melanin Production, Nitric Oxide Secretion, and Steroid 5α-Reductase Inhibition
BB4CMU rice bran oil may help treat hair loss and gray hair.
research The “spade sign” as a pathognomonic histopathologic feature of acne keloidalis: Analysis of 33 cases of cicatricial alopecia
The "spade sign" is a highly specific indicator for diagnosing acne keloidalis.
![Synthesis and Activity of 8-Substituted Benzo[c]quinolizin-3-ones as Dual Inhibitors of Human 5α-Reductases 1 and 2](/images/research/efc54340-66d6-4f27-9930-045ac023f903/small/15248.jpg)
research Synthesis and activity of 8-substituted benzo[c]quinolizin-3-ones as dual inhibitors of human 5α-reductases 1 and 2
New compounds were made that effectively block enzymes related to prostate issues and hair loss.
![The Synthesis of (−)-4-Methyl-8-Chloro-Trans-1,2,3,4,4a,5,6,10b-Octahydrobenzo-[f]-Quinolin-3-One-[3-14C] (LY300502-14C) via a Circuitous Route](/images/research/73bab8dc-bdf0-45e3-8ef7-73d0d4b93cb1/small/21074.jpg)
research The synthesis of (−)-4-methyl-8-chloro-trans-1,2,3,4,4a,5,6,10b-octahydrobenzo-[f]-quinolin-3-one-[3-14C] (LY300502-14C]) via a circuitous route
Scientists made a carbon-14 labeled version of a drug with a 48% yield and over 99% purity.
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 More about X‐linked testicular feminization of the mouse as a noninducible (is) mutation of a regulatory locus: 5α‐androstan‐3α‐17ß‐diol as the true inducer of kidney alcohol dehydrogenase and ß‐glucuronidase
A specific metabolite, not a receptor protein, triggers the production of certain kidney enzymes, but this process is disrupted in mice with a mutation causing testicular feminization.
research Synthesis and in Vitro Evaluation of 4-Substituted N-(1,1-Dimethylethyl)-3-oxo-4-androstene-17.beta.-carboxamides as 5.alpha.-Reductase Inhibitors and Antiandrogens
The new compounds moderately block a specific enzyme and strongly counteract a male hormone, suggesting potential for treating certain male-related health conditions.
research Urinary 5-ene-steroid excretion in non-classical congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency (NC-3BHSD)
Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
research Reversal of caffeine-induced anxiety by neurosteroid 3-alpha-hydroxy-5-alpha-pregnane-20-one in rats
A neurosteroid can reduce caffeine-induced anxiety in rats.
![Discovery of (2S)-N-(6-Cyano-5-(Trifluoromethyl)Pyridin-3-Yl)-3-(6-(4-Cyanophenyl)-3,6-Diazabicyclo[3.1.1]Heptan-3-Yl)-2-Hydroxy-2-Methylpropanamide as a Highly Potent and Selective Topical Androgen Receptor Antagonist for Androgenetic Alopecia Treatment](/images/research/693e7bf6-2325-4ddc-a20f-3470db9f4516/small/25627.jpg)
research Discovery of (2S)-N-(6-Cyano-5-(trifluoromethyl)pyridin-3-yl)-3-(6-(4-cyanophenyl)-3,6-diazabicyclo[3.1.1]heptan-3-yl)-2-hydroxy-2-methylpropanamide as a Highly Potent and Selective Topical Androgen Receptor Antagonist for Androgenetic Alopecia Treatment
A new topical treatment for hair loss shows strong hair growth effects with low toxicity.
![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.