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.
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30-60 / 1000+ resultsresearch 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.
![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.
![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)-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
A new compound shows promise as a topical treatment for hair loss.
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.
![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.
![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.
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 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.
![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 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.
research Novel azaandrostane derivatives for the synthesis of 17β‐(N‐tert‐butyl carbamoyl)‐4‐aza‐5α‐androst‐1‐ene‐3‐one
A new method to make finasteride for hair loss treatment was developed.
![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.
research Pharmacokinetic parameters and mechanisms of inhibition of rat type 1 and 2 steroid 5α-reductases: determinants for different in vivo activities of GI198745 and finasteride in the rat 3 3Abbreviations: r5AR1, rat 5α-reductase 1; r5AR2, rat 5α-reductase 2; and DHT, dihydrotestosterone.
GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.
research BindingDB Entry 50021519: 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.
research ORLANDO LIVE SURGERY WORKSHOP XIV: ADVANCING THE INDUSTRY OF HAIR RESTORATION APRIL 3-5 2008 ORLANDO
research Referee report. For: Phytochemicals With Anti 5-alpha-reductase Activity: A Prospective For Prostate Cancer Treatment [version 3; peer review: 2 approved]
Phytochemicals may offer safer alternatives to synthetic drugs for prostate cancer treatment.
research Synthesis, Anticancer and Molecular Docking Studies of 2-(4-chlorophenyl)-5-aryl-1,3,4-Oxadiazole Analogues
The compound 4c showed strong potential as an anticancer agent.
research Glioblastoma cells express crucial enzymes involved in androgen synthesis: 3β‐hydroxysteroid dehydrogenase, 17‐20α‐hydroxylase, 17β‐hydroxysteroid dehydrogenase and 5α‐reductase
Glioblastoma cells can make androgens, which might help the tumor grow.
![Activity of 17β-(N-Alkyl/Arylformamido) and 17β-[(N-Alkyl/Aryl) Alkyl/Arylamido]-4-Methyl-4-Aza-5α-Androstan-3-Ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear](/images/research/861159f1-7bd4-420c-a16b-4829458efe68/small/15592.jpg)
research Activity of 17β-(N-Alkyl/arylformamido) and 17β-[(N-Alkyl/aryl) alkyl/arylamido]-4-methyl-4-aza-5α-androstan-3-ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear11The research has been supported by Endorecherche that is seeking patent protection for the new compounds. F. Labrie is President of Endorecherche.
The compounds tested could potentially treat hair loss and alopecia.
research Synthesis, Biological Evaluation and in silico Studies of Novel 5α-aza-Bhomo-3,5-secosteroids as Potential 5-reductase Inhibitors
![Verification of the Major Metabolic Oxidation Path for the Naphthoyl Group in Chemoattractant Receptor-Homologous Molecule Expressed on Th2 Cells (CRTh2) Antagonist 2-(2-(1-Naphthoyl)-8-fluoro-3,4-dihydro-1H-pyrido[4,3-b]indol-5(2H)-yl)acetic Acid (Setipiprant/ACT-129968)](/images/research/d743d32f-3115-48ff-9697-2f2d56130701/small/14175.jpg)
research Verification of the Major Metabolic Oxidation Path for the Naphthoyl Group in Chemoattractant Receptor-Homologous Molecule Expressed on Th2 Cells (CRTh2) Antagonist 2-(2-(1-Naphthoyl)-8-fluoro-3,4-dihydro-1H-pyrido[4,3-b]indol-5(2H)-yl)acetic Acid (Setipiprant/ACT-129968)
The document confirms the structures of major metabolites of the CRTh2 antagonist Setipiprant and identifies minor metabolites.
research From the LiteratureJ Investig Dermatol, Symp Proc 1999 December; for (3); 2~2-4; Authors: Whiting DA et alREVIEW: Ahmet Seyhan, MD, Levent Yoleri, MD, Ali Barutcu, MD: Immediate hair transplantation into a newly closed wound to conceal the final scar on the hair-bearing skin. Plast Reconstr Surg, 105:5, 1866-1870, 2000.REVIEW: Handbook of Diseases of the Hair and Scalp. By Rodney Sinclair, Cedrick Banfield and Rodney Dawber; 233 Pages. Published by Blackwell Science 1999.
Finasteride is effective for treating hair loss.
research Bacillus/Trapa japonica Fruit Extract Ferment Filtrate enhances human hair follicle dermal papilla cell proliferation via the Akt/ERK/GSK-3β signaling pathway
The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
![Synthesis and 5α-Reductase Inhibitory Activity of 8-Substituted Benzo[ƒ]Quinolinones Derived from Palladium Mediated Coupling Reactions](/images/research/2aedba8c-b0ac-4fa3-9ac7-9f375a016bba/small/15581.jpg)
research Synthesis and 5α-reductase inhibitory activity of 8-substituted benzo[ƒ]quinolinones derived from palladium mediated coupling reactions
Some newly made compounds can block an enzyme linked to hair loss and prostate growth, with one in particular being very selective.
research The biochemical and phenotypic characterization of females homozygous for 5 alpha-reductase-2 deficiency.
Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
research Inhibition of 5α‐Reductase Activity in Late Pregnancy Decreases Gestational Length and Fecundity and Impairs Object Memory and Central Progestogen Milieu of Juvenile Rat Offspring
Inhibiting 5α-reductase during late pregnancy shortens gestation, reduces litter size, and harms memory in rat offspring.
research Novel inhibitors of 5α-reductase
New research is needed to create better drugs that block the enzyme responsible for conditions like male baldness and prostate enlargement.