research ANDROGENETIC ALOPECIA
Finasteride and minoxidil are effective FDA-approved treatments for androgenetic alopecia.
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research In Vivo Time-Dependent Inhibition of Human Steroid 5a-Reductase by Finasteride
Finasteride poorly inhibits type 1 5AR, affecting its effectiveness.
research Novel Lead Generation through Hypothetical Pharmacophore Three-Dimensional Database Searching: Discovery of Isoflavonoids as Nonsteroidal Inhibitors of Rat 5α-Reductase
Researchers found new potential but less potent rat enzyme inhibitors using a 3D model.
research Cloning, expression and characterization of rhesus macaque types 1 and 2 5alpha-Reductase: evidence for mechanism-Based inhibition by finasteride
Finasteride inhibits enzyme activity in rhesus macaques, suggesting they're useful for evaluating similar drugs.
research Ganoderma lucidum is an inhibitor of testosterone-induced prostatic hyperplasia in rats
Ganoderma lucidum may help treat enlarged prostate in rats.
research Benign Prostatic Hyperplasia: A Disorder of Androgen Metabolism in the Male
Benign Prostatic Hyperplasia may be caused by changes in how the body processes male hormones.
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 CLINICAL UPDATES IN HAIR
Most treatments for hair loss in 1997 were not effective for most people, and maintaining hair growth was difficult.
research Synthesis and biological evaluation of novel unsaturated carboxysteroids as human 5α-reductase inhibitors: A legitimate approach
New steroid compounds effectively inhibit 5α-reductase and may treat hair loss.
research A Review on Steroidal 5α-Reductase Inhibitors for Treatment of Benign Prostatic Hyperplasia
New treatments for enlarged prostate are being developed, some of which may be more effective than current medications.
research 5α-Reductase Inhibitors, Chemical and Clinical Models
Researchers developed a model to predict how well certain compounds can block an enzyme related to hair loss and prostate issues, suggesting a 50 mg dose of finasteride might be effective based on lab and body data.
research Early embryonic exposure of freshwater gastropods to pharmaceutical 5-alpha-reductase inhibitors results in a surprising open-coiled “banana-shaped” shell
Certain drugs change freshwater snail shells to a "banana" shape.
research Synthesis, Biological Evaluation and Molecular Docking of Avicequinone C Analogues as Potential Steroid 5α-Reductase Inhibitors
Certain compounds, especially those with a propionic substituent, could potentially be new treatments for hair loss and similar disorders.
research Identification of a Cyclosporine-Specific P450 Hydroxylase Gene through Targeted Cytochrome P450 Complement (CYPome) Disruption in Sebekia benihana
A gene in Sebekia benihana, CYP-sb21, is needed for a specific reaction on the drug Cyclosporine A, which could be important for hair growth without affecting the immune system.
research Synthesis and Pharmacological Evaluation of New Progesterone Esters as 5.ALPHA.-Reductase Inhibitors
Smaller substituents at C-17 enhance the inhibitory activity of progesterone derivatives on 5alpha-reductase.
research Rat steroid 5α-reductase kinetic characteristics: Extreme pH-dependency of the type II isozyme in prostate and epididymis homogenates
The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
research Anti-androgenic curcumin analogues as steroid 5-alpha reductase inhibitors
Some curcumin-like compounds can effectively and safely block the enzyme linked to hair loss and other conditions related to male hormones.
![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 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 Chemical Mechanism of the Covalent Modification of 5.alpha.-Reductases by Finasteride as Probed by Secondary Tritium Isotope Effects
Finasteride modifies 5-alpha-reductases through a two-step process, affecting inhibitor potency and possibly causing side effects.
research SlPHL1 , a MYB‐CC transcription factor identified from tomato, positively regulates the phosphate starvation response
SIPHL1 from tomato enhances plants' response to low phosphate levels.
![Synthesis of Spiro[cyclohexane-1,2'-[2H]indene] Derivatives as Inhibitors of Steroid 5α-Reductase](/images/research/d91300a7-4d66-4d2c-90ac-293b0dbc5ff5/small/21048.jpg)
research Synthesis of Spiro[cyclohexane-1,2?-[2H]indene] derivatives as inhibitors of steroid 5?-reductase
Compound 15a was effective in inhibiting 5α-reductase.
research In Ovo Injection of CHIR-99021 Promotes Feather Follicle Development via Modulating the Wnt Signaling Pathway and Transcriptome in Goose Embryos (Anser cygnoides)
Injecting CHIR-99021 into goose embryos improves feather growth by changing gene activity and energy processes.
research Plants as potential active components in treatment of androgenetic alopecia
Plant extracts may help treat hormone-related hair loss.
research Steroid 5α-reductase inhibition by polymethoxyflavones
Certain natural compounds can block an enzyme linked to prostate enlargement and hair loss, showing potential for new treatments.
research Into the redox control: N-acetyl-cysteine pleiotropic effects from the laboratory to clinical applications
N-acetyl-cysteine shows promise in treating various diseases and may improve skin and hair conditions, but more research is needed on dosages and long-term effects.
research ANDROGEN METABOLISM AS IT AFFECTS HAIR GROWTH IN ANDROGENETIC ALOPECIA
Androgens, like DHT, affect hair growth and treatments like finasteride may help.
research 5α‐reductase inhibitors: Evaluation of their potential confounding effect on GC‐C‐IRMS doping analysis
5α-reductase inhibitors can interfere with doping tests by masking banned substances.
research Germacrene Analogs are Anti-androgenic on Androgen-dependent Cells
Germacrene analogs, especially 8-Hydroxy germacrene B, are more effective than germacrone at blocking a hormone-related enzyme and could help treat hair loss.
research Androgenetic Alopecia: Overview
AGA is a genetic, hormonal hair loss treated with finasteride, minoxidil, and supplements, but new compounds are being developed.