13 citations
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October 2017 in “Bioorganic & Medicinal Chemistry” This study found that compound 3, a tetrahydropyridoindole carboxymethylated at position 5, significantly inhibited sorbitol accumulation in both rat eye lenses and tissues affected by diabetes, indicating its potential as a lead compound for ALR2 inhibition.
This invention reports piperazine derivatives as potent inhibitors of type 3 17β-hydroxysteroid dehydrogenase, suggesting potential therapeutic applications in treating prostate cancer, acne, and androgenic alopecia.
January 2012 in “Lume (Universidade Federal do Rio Grande do Sul)”
The document corrects a mistake by stating that pimecrolimus, not tacrolimus, is the drug that concentrates in the skin.
4 citations
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December 2020 in “Natural Product Sciences” This study identified ten compounds from Eclipta prostrata, with some displaying potent inhibitory effects against α-glucosidase and acetylcholinesterase enzymes.
February 2025 in “Jurnal Kesehatan Bakti Tunas Husada Jurnal Ilmu-ilmu Keperawatan Analis Kesehatan dan Farmasi” This study formulated nanostructured lipid carriers with curcumin, using specific surfactants, to enhance its stability and bioavailability for more effective androgenetic alopecia treatment.
January 2018 in “International journal for pharmaceutical research scholars” In this study, topical application of tonic preparations containing 5% ethanol extract of Phyllanthus niruri to shaved mice showed potential as a hair growth enhancer, as indicated by observations of increased hair length and weight over a 21-day period.
6 citations
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May 2022 in “Chemistry & biodiversity” This study identified compounds from Laportea bulbifera with potential inhibitory effects on human steroid 5α-reductase 2, suggesting their application in treating benign prostatic hyperplasia.
28 citations
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September 2000 in “Journal of Medicinal Chemistry” This study identified novel compounds as selective inhibitors of the type 1 isoenzyme of 5α-reductase, displaying promising potential for treating DHT-dependent disorders such as acne and androgenic alopecia.
2 citations
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April 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that a novel saw palmetto supercritical CO2 extract effectively inhibits 5α-reductase type II in vitro, suggesting its potential for promoting prostate health in benign prostatic hyperplasia.
3 citations
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March 2022 in “Research journal of pharmacy and technology” This study found that the compound (+)–Marmesin from Petroselinum crispum showed potential as an anti-alopecia agent by demonstrating better binding to androgen receptors than minoxidil, though not surpassing native ligands.
3 citations
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April 2016 in “Research and reports in urology” In a cell-free test setting, this study found that a novel saw palmetto extract effectively inhibited the 5α-reductase type II enzyme, showing promising bioactivity comparable to finasteride for promoting prostate health.
4 citations
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November 2023 in “Biological and Pharmaceutical Bulletin” This study found that the BP-3 extract from Boesenbergia rotunda, rich in panduratin A, demonstrated strong anti-adipogenesis and lipolysis effects on preadipocyte cells at non-toxic concentrations, and when formulated into a serum reduced thigh circumference and improved skin firmness in a human trial.
15 citations
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November 1994 in “International Journal of Dermatology” This study found that while the combination of oral propranolol and intradermal injections in guinea pigs led to psoriasiform changes, it did not fully mimic psoriasis.
5 citations
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January 2021 in “Pakistan Journal of Nematology” This review discusses the potential of Citrullus colocynthis as a natural nematicidal agent and highlights its phytochemical composition, but reports no new experimental results.
14 citations
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July 2012 in “Journal of the American Academy of Dermatology” This study found that topical tacalcitol improved roughness and scaling in erythromelanosis follicularis faciei et colli, although it was less effective for facial erythema.
19 citations
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June 2010 in “Journal of acupuncture and meridian studies” This study found that emodin from Polygonum multiflorum showed 5alpha-reductase inhibitory activity, which was more potent than alizarin but less potent than riboflavin.
2 citations
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January 1999 in “Dermatology”
October 2022 in “CRC Press eBooks” This review explores the botany, traditional uses, phytochemicals, and pharmacological activities of Cinchona pubescens but presents no new clinical findings.
January 2023 in “Bioorganičeskaâ himiâ” This study found that a new deoxycholic acid derivative may offer a similar prostatoprotective effect to finasteride with lower toxicity in rat models.
2 citations
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April 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that lotion containing ethanolic extract of Phyllanthus niruri and 1% menthol enhanced hair growth in white Wistar rats more than a formula without menthol, although not significantly.
April 2020 in “The FASEB journal” In in-vitro experiments, this study found that poncirin showed higher inhibitory activity against JAK3 than tofacitinib, suggesting potential for alopecia areata treatment.
14 citations
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March 2019 in “European journal of pharmaceutics and biopharmaceutics” This study observed that proretinal nanoparticles delivered significantly higher concentrations of retinal to the stratum corneum and hair follicles compared to non-particulate forms, potentially improving topical retinoid therapy.
5 citations
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October 2024 in “International Journal of Molecular Sciences” This study observed that piperonylic acid activated key signaling pathways in dermal papilla cells and increased hair growth markers, and a clinical trial showed users of a piperonylic acid formulation had more hair than those using a placebo, suggesting its potential for treating hair loss.
42 citations
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February 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” This study found that PNU 157706 is a highly potent inhibitor of human 5α-reductase enzymes, showing a stronger and longer-lasting antiprostatic effect in rats compared to finasteride.
January 2026 in “Frontiers in Medicine” In this study, PP-PTKL exhibited antioxidant, anti-inflammatory, and pro-melanogenic effects in laboratory settings, suggesting its potential role in preventing or treating hair greying. Further animal and human studies are needed to verify these findings.
131 citations
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October 2004 in “Clinical Cancer Research” This study suggests that applying topical Tempol to the scalp before whole brain radiation may protect against radiation-induced alopecia and is safe and well-tolerated.
65 citations
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April 2000 in “The Laryngoscope” This study concluded that clotrimazole, miconazole, and tolnaftate appeared safe in guinea pigs, whereas gentian violet showed potential for severe ototoxicity, and nystatin left a concerning residue.
This study found that ingesting seeds from the Lecythis ollaria tree may cause hair loss and other toxic effects in animals.
26 citations
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October 2011 in “International Journal of Biological Macromolecules” This study found that some synthesized heterocyclic derivatives showed promising 5α-reductase inhibitor, antiviral, and anti-tumor activities, surpassing several reference drugs in effectiveness.