November 2024 in “Research Square (Research Square)” This study reported that Moracin M, a compound from the Moraceae family, significantly promoted hair growth and vascular regeneration by enhancing cell proliferation and Wnt signaling activation in laboratory settings, suggesting it may offer a promising alternative to existing hair growth treatments like minoxidil.
April 2024 in “Bioactive materials” This study found that a microneedle system delivering VEGF and Ritlecitinib improved hair regeneration in mice with androgenetic alopecia, showing faster anagen onset and better hair quality compared to minoxidil.
1 citations
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July 2023 in “International Journal of Biological Macromolecules” In this study, researchers developed a composite paste system using minoxidil-loaded nanoparticles and valproic acid, enhanced by roller-microneedles, which significantly stimulated hair regeneration and perifollicular vascularization in an androgenetic alopecia mouse model, reducing side effects compared to traditional treatments.
This comprehensive review analyzes androgenetic alopecia treatments, discussing the mechanisms, costs, efficacy, and safety of FDA-approved drugs like minoxidil and finasteride, as well as newer non-FDA-approved options that have shown effectiveness across various studies.
February 2023 in “Frontiers in Pharmacology” This study found that the water extract of Cacumen Platycladi promotes hair growth and follicle development in mice, possibly by influencing dermal papilla cells through the Akt/GSK3β/β-Catenin signaling pathway.
1 citations
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December 2022 in “Journal of Controlled Release” This review summarizes recent research on microneedles for alopecia treatment and hair regrowth, noting their potential to improve drug delivery and patient outcomes, but reports no new clinical results.
This review discusses the role of the Wnt/β-catenin pathway in hair follicle development and how natural products that activate this signaling could be used to treat hair loss, but it reports no new experimental results.
November 2022 in “Molecular Pharmaceutics” This study found that intradermal injection of a cell-penetrating, AR-targeting asiRNA promoted hair growth and reduced androgen receptor expression in mouse models of androgenetic alopecia, suggesting its therapeutic potential.
2 citations
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August 2022 in “Aesthetic Plastic Surgery” 
14 citations
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March 2022 in “Macromolecular Rapid Communications” This review discusses the current state and potential future of polymer-based microneedles for transdermal drug delivery, without reporting new empirical results; it highlights their applications and existing challenges.
12 citations
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February 2022 in “Acta Biomaterialia” In this study, researchers found that dissolving microneedles made with hyaluronic acid enhanced the effectiveness of minoxidil in reducing hair loss and promoting hair growth in alopecia-affected mice more effectively than topical minoxidil alone, while using only 10% of the drug amount.
38 citations
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July 2021 in “ACS Nano” This study found that a ceria nanozyme-integrated microneedles patch accelerated hair regeneration in an androgenetic alopecia mouse model more effectively than minoxidil, with reduced application frequency and minimal skin damage.
28 citations
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November 2020 in “Journal of Controlled Release” In this study, microneedles combined with finasteride nanostructured lipid carriers (FIN-NLC-MNs) were found to enhance skin penetration and specifically target hair follicles, promoting hair growth and gene regulation in androgenetic alopecia.
2 citations
,
August 2020 in “Natural Product Communications” This study found that the topical application of a mixture of Platycladus orientalis leaf extract and α-terpineol promoted hair growth in mice by inducing early anagen transition and increasing growth factor expressions.
86 citations
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July 2020 in “International Journal of Molecular Sciences” This review discusses the role of Wnt/β-catenin signaling in hair follicle regeneration and highlights recent progress in developing hair loss treatments targeting this pathway, but reports no new clinical results.
26 citations
,
June 2020 in “Polymers” This study reported that a magneto-responsive transdermal microneedle system delivered Minoxidil effectively and significantly increased hair density by 800% in mice with androgenetic alopecia after 10 days.
11 citations
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March 2020 in “Cellular Signalling” In this study, knockdown of XIST in 3D-cultured dermal papilla cells inhibited hair follicle regeneration by interfering with miR-424 and hedgehog signaling, highlighting XIST's role in hair development.
33 citations
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November 2019 in “Journal of Controlled Release” In this study, researchers developed a new self-administered finasteride delivery system using powder-carrying microneedles that improved hair growth efficacy and addressed safety concerns compared to topical finasteride gel by allowing sustained intradermal release of the drug for three days with a single application.
45 citations
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August 2019 in “Dermatologic Therapy” This review discusses the physiopathology of androgenetic alopecia and evaluates various traditional and emerging treatments, reporting no new clinical results but highlighting the need for enhanced treatment strategies.
163 citations
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April 2019 in “Nature Communications” This study found that mechanical skin stretching can stimulate hair stem cell proliferation and hair regeneration by activating a complex pathway involving WNT, BMP-2, and M2 macrophages.
35 citations
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February 2019 in “Cell Communication and Signaling” This study found that BMP6 and Wnt10b competitively regulate the transition between hair follicle growth phases, offering new insights into hair follicle cycling and potential hair loss treatments.
20 citations
,
January 2018 in “Expert Opinion on Drug Safety” This review discusses androgenetic alopecia management with 5α-reductase inhibitors, emphasizing that while dutasteride shows superior efficacy, finasteride is suggested as preferable due to predictable adverse effects and preservation of physiological roles.
30 citations
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December 2017 in “Medical Hypotheses” This review evaluates dihydrotestosterone's role in androgenic alopecia and proposes a model suggesting that chronic scalp tension and inflammation contribute to hair follicle miniaturization, identifying fibrosis, calcification, and tension as treatment targets.
30 citations
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July 2017 in “BioEssays” This review discusses the potential benefits of activating NRF2 for treating hair follicle disorders linked to oxidative stress and reports no new clinical results.
153 citations
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March 2017 in “Endocrine” This review examines recent advances in understanding the pathophysiology and molecular mechanisms of androgenetic alopecia, highlighting two major genetic risk loci, but does not report new clinical findings.
39 citations
,
July 2016 in “Biomedicine & Pharmacotherapy” In this animal study, researchers found that cedrol, a constituent from Platycladus orientalis, significantly promoted hair growth in a dose-dependent manner in female C57BL/6 mice, surpassing results from blank control and 2% minoxidil groups over 21 days.
55 citations
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July 2016 in “Dermatologic Therapy” This article reviews treatment options for androgenetic alopecia and suggests that therapy should be personalized and targeted at various pathophysiological aspects, but reports no new clinical findings.
33 citations
,
January 2016 in “Indian Journal of Dermatology, Venereology and Leprology” This review discusses the use of finasteride for androgenetic alopecia and highlights that while it is considered safe, there is concern regarding its sexual side effects, which reverse upon discontinuation.
60 citations
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December 2015 in “Lasers in Medical Science” This review concluded that FDA-cleared low-level laser therapy devices are safe and effective for patients with male and female pattern hair loss who do not respond to or tolerate standard treatments.
25 citations
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November 2015 in “Journal of Ethnopharmacology” This study found that Cacumen platycladi extract significantly promoted hair growth and reduced dihydrotestosterone levels by inhibiting 5α-reductase activity in an androgen-sensitive mouse model.
44 citations
,
April 2015 in “PubMed” This study reports that clinical trials of finasteride for androgenic alopecia provide insufficient and systematically biased safety data, with most participants unrepresentative of those in pivotal trials that led to FDA approval.
25 citations
,
January 2013 in “Journal of Industrial and Engineering Chemistry” This study found that cubosomal suspensions significantly enhanced the hair growth-promoting effects of Thuja orientalis, Polygonum multiflorum Thunberg, and Espinosilla extracts in a mouse model, making them as effective as Minoxidil.
54 citations
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January 2013 in “BMC Complementary and Alternative Medicine” In this study, topical application of Thuja orientalis extract promoted hair growth by inducing the anagen phase and increasing hair follicle size and number in telogenic mice.
170 citations
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July 2012 in “Journal of Investigative Dermatology” In this study, researchers showed that Wnt ligands secreted by hair follicle epithelium are crucial for hair follicle regeneration and may be significant for treating hair disorders like alopecia.
151 citations
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August 2010 in “British Journal of Dermatology” This guideline reviews the diagnosis of androgenetic alopecia and offers expert consensus recommendations tailored to males, females, and adolescents, but reports no new clinical results.
142 citations
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August 2007 in “Journal of The American Academy of Dermatology” This study found that a new 5% minoxidil foam formulation significantly increased hair counts and improved hair loss condition in men with androgenetic alopecia over 16 weeks compared to placebo.
113 citations
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September 2005 in “Journal of Investigative Dermatology” This study found that a topical hedgehog agonist can stimulate hair growth by promoting the transition from the resting to growth phase of the hair cycle in adult mouse skin.
