June 2022 in “South Florida Journal of Health” This review discusses Scalp Threading as a promising treatment for androgenic alopecia, with hair growth results comparable to multiple applications of minoxidil, but reports no new clinical results.
5 citations
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January 2017 in “Endocrinology” This chapter reviews the biosynthesis, mechanism of action, and therapeutic effects of testosterone and related androgens, but reports no new research findings.
122 citations
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November 2010 in “Journal of Dermatological Science” This study found that increased expression of type II 5α-reductase, androgen receptors, and Hic-5/ARA55 in dermal papilla cells upregulates androgen sensitivity, playing a key role in androgenetic alopecia pathogenesis.
66 citations
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January 2000 in “Hormone Research in Paediatrics” This study suggests that the paradoxical effects of androgens on hair growth are due to differential gene expression in hair follicles, possibly established during embryogenesis.
54 citations
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November 2017 in “Scientific Reports” In this study, researchers observed that hyperandrogenic PCOS patients exhibited distinct miRNA and TGFβ signaling gene expression patterns in granulosa cells, suggesting these factors may play a role in PCOS pathogenesis.
49 citations
,
November 2014 in “Journal of Medicinal Food” In this study, red ginseng extract and its ginsenosides enhanced human hair follicle cell proliferation and countered dihydrotestosterone-induced suppression, suggesting potential to promote hair growth.
18 citations
,
April 2011 in “International Journal of Molecular Medicine” This study found that dihydrotestosterone (DHT) regulates the degradation of p27 in MCF-7 breast cancer and OVCAR-3 ovarian cancer cells, involving SKP2 as a key factor.
13 citations
,
June 2007 in “Journal of Dermatological Science” This study identified several genes regulated by dihydrotestosterone in an SV40T-transformed human dermal papilla cell line, which may play a role in androgen-mediated hair growth regulation.
8 citations
,
March 2020 in “Frontiers in Cell and Developmental Biology” This study developed a DPC cell line by introducing mutant CDK4, Cyclin D1, and TERT, making it a promising tool to study downstream signaling pathways activated by testosterone in androgenetic alopecia.
5 citations
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September 2021 in “Frontiers in Cell and Developmental Biology” This study found that 3D-cultured dermal papilla cells more accurately mimic in vivo conditions compared to 2D cultures, enhancing our understanding of molecular mechanisms in androgen-induced alopecia.
4 citations
,
January 2012 in “Medical Hypotheses” This article reviews potential mechanisms by which Finasteride might enhance mesenchymal stem cell viability and differentiation post-transplant, suggesting a supportive role in myocardial infarction therapy, yet reports no clinical results.
3 citations
,
June 2017 in “Reproductive biomedicine online” In this study, the SRD5A2 rs523349 polymorphism was significantly associated with an increased risk of miscarriage, particularly during the second trimester.
This study found that applying an ethanol extract of Prasiola japonica improved hair regrowth, length, and follicular density in testosterone-induced hair loss conditions in mice, while also promoting dermal papilla cell proliferation and reducing dihydrotestosterone production, though effects were less pronounced than those of minoxidil.
March 2026 in “FEBS Open Bio” This study found that 5-aminolevulinic acid combined with ferric ammonium citrate stimulated hair follicle growth and induced hair-like structures in human hair follicle models, suggesting its potential as a treatment for hair loss.
In these aquatic laboratory studies, researchers found that Finasteride reduced dihydrotestosterone levels in fathead minnows and increased gene expression related to androgen pathways in both minnows and medaka, indicating potential conservation of pharmaceutical effects on androgen biosynthesis across different species.
December 2025 in “Cosmetics” This review synthesizes recent molecular and preclinical advances in alopecia areata and androgenetic alopecia, highlighting how interventions targeting specific intracellular signaling pathways and utilizing stem cell technologies can support precision regrowth and structural follicle reconstruction.
September 2025 in “Frontiers in Medicine” This study found that angiopoietin-1 significantly reduces apoptosis and promotes proliferation in human follicle dermal papilla cells under DHT-induced stress, suggesting its potential as a therapeutic candidate for androgenetic alopecia.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This study found that Ang1 improved survival and proliferation in human follicle dermal papilla cells under DHT-induced stress, suggesting potential as a therapeutic candidate for androgenetic alopecia.
July 2025 in “World Journal of Stem Cells” This review highlights that exosome-based therapies show promise for hair regeneration by modulating signaling pathways and enhancing hair follicle regeneration; however, further clinical research is needed due to variability in methods and limited clinical studies.
January 2025 in “Applied Sciences” This review examines sulforaphane's interactions with hormone-mediated health conditions, focusing on gender-specific health issues, but reports no new original research findings.
February 2024 in “Molecules/Molecules online/Molecules annual” In this study, NMN was found to reverse hair follicle atrophy, thinning, and sparsity in mice induced by DHT, and significantly decreased DHT-induced inflammation and oxidative stress in cultured human dermal papilla cells, enhancing hair growth-related markers.
November 2023 in “International Journal of Pharmaceutics” This study reported that a novel ionic liquid delivery system combining ferulic acid and finasteride enhanced the solubility, skin permeation, and effectiveness in promoting hair regrowth in androgenetic alopecia mice, suggesting an improved topical treatment approach.
August 2025 in “International Journal of Molecular Sciences” This study found that sulforaphane-rich broccoli sprout extract significantly accelerated hair regrowth in a mouse model of androgenetic alopecia, suggesting its potential as a safe and effective natural therapy.
January 2025 in “Cosmetics” In this study, the researchers found that Astragalus sinicus extracts improved wound healing, reduced oxidative stress, and activated crucial signaling pathways in dermal papilla cells damaged by dihydrotestosterone, suggesting it may be a promising ingredient for hair loss treatment.
July 2024 in “International Journal of Molecular Sciences” This study explored the effects of DPP, a 15-PGDH inhibitor, on human follicle dermal papilla cells damaged by dihydrotestosterone and observed that DPP enhanced wound healing, reduced reactive oxygen species, and increased hair growth in ex vivo human hair follicle cultures.
115 citations
,
September 2012 in “Experimental Dermatology” This article reviews the molecular mechanisms involved in androgenetic alopecia and the androgen's paradoxical role in hair growth, but reports no new experimental findings.
17 citations
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April 2021 in “Molecules/Molecules online/Molecules annual” This study found that linoleic acid from Malva verticillata seed extracts may promote hair follicle cell growth and counteract hair loss signaling in a lab setting.
8 citations
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November 2020 in “Journal of Cosmetic Dermatology” This preclinical study observed that a nanoencapsulated ingredient complex, AcPi, may prevent hair follicle aging and hair loss by reducing oxidative stress, enhancing mitochondrial activity and WNT/β-catenin signaling, and controlling androgenic metabolism when tested on human scalp cultures.
3 citations
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April 2010 in “Endocrinology” This review discusses the mechanisms of androgenic alopecia and reports no new results; the development of a mouse model for further study is described.
1 citations
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April 2024 in “Journal of Pharmaceutical and Pharmacological Sciences” This study evaluated androgen-induced hair loss and anagen induction mouse models, finding that Minoxidil and Pyrilutamide significantly promoted hair growth by decreasing androgen receptor protein levels and enhancing the Wnt/β-Catenin signaling pathway, supporting their use in studying novel treatments for androgenetic alopecia.