September 2026 in “Advanced Materials Technologies” In a mouse model study, researchers developed a methacrylated hyaluronic acid-based hydrogel microneedle patch co-loaded with finasteride and a carbon monoxide-releasing molecule for androgenetic alopecia, which showed better hair regrowth and safety compared to traditional treatments, offering an innovative approach with minimized systemic side effects.
July 2026 in “Cell Transplantation” This study systematically reviewed 43 articles on the role of fibroblasts, especially dermal papilla cells, in androgenic alopecia, identifying androgen signaling and related pathways as key drivers of hair follicle miniaturization, which supports targeting dermal papilla cell dysfunction as a therapeutic strategy.
June 2026 in “BMC Biotechnology” In this study, researchers developed a new human in vitro model for male androgenetic alopecia that replicates key features of the disorder, providing an effective platform for studying hair loss mechanisms and testing potential treatments.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study introduces a hypothesis that elevated DHT at puberty may cause chronic thermal stress in specific scalp areas, potentially explaining Androgenetic Alopecia characteristics and guiding future research.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This paper introduces a hypothesis that elevated DHT at puberty may increase cerebral heat output, creating chronic thermal stress linked to androgenetic alopecia, and suggests this could be tested with MR thermometry.
March 2026 in “International Journal of Biological Macromolecules” Recombinant Filaggrin-2 microneedles effectively promote hair growth and repair in hair loss.
November 2025 in “Journal of Nanobiotechnology” This study found that in androgenetic alopecia mice, MNX@Arg-CLAVs, a novel nanovesicle platform containing minoxidil and conjugated linoleic acid, enhanced hair regeneration and reduced hair follicle aging more effectively and with less irritation compared to traditional minoxidil tincture.
November 2025 in “Bioactive Materials” In this study, researchers developed a novel nucleic acid nanoparticle system incorporating quercetin, which they found enhances functional hair follicle regeneration and maintains epithelial structure stability in androgenetic alopecia by regulating hair follicle stem and dermal papilla cells.
October 2025 in “Biomedicines” This study suggests that Terminalia chebula fruit extract may promote hair growth in androgenetic alopecia by activating specific signaling pathways and inhibiting 5α-reductase, showing effectiveness comparable to finasteride.
August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This preclinical study found that a machine-learning-driven strategy for fabricating microneedles with optimal hardness and rapid dissolution significantly promoted hair regrowth in androgenetic alopecia mice by activating the Wnt/β-catenin pathway, surpassing the effects of minoxidil.
August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This study demonstrates that machine learning-assisted fabrication of PRP-incorporated microneedles effectively promotes hair regrowth in AGA mice, outperforming minoxidil and mitigating biosafety risks associated with synthetic materials.
May 2025 in “World Journal of Stem Cells” This study discusses the potential of exosomes from human adipose-derived mesenchymal stem cells in enhancing dermal papilla cell proliferation via the Wnt/β-catenin pathway, suggesting a novel treatment approach for androgenetic alopecia by counteracting excessive dihydrotestosterone effects.
April 2025 in “Antioxidants” In this study, the researchers found that the water-soluble fraction of Rhus semialata gall extract and its component Penta-O-Galloyl-β-D-Glucose promoted hair growth in human dermal papilla cells, and clinical trials supported these findings, showing improved hair density and appearance compared to placebo.
April 2025 in “Research Square (Research Square)” In this chicken embryo study, E40 hemp seed callus-derived exosomes counteracted DHT-induced inhibition of hair follicle development, suggesting potential for alopecia treatment and hair follicle regeneration.
March 2025 in “World Journal of Stem Cells” This study found that human adipose-derived MSC exosomes (hADSC-Exos) may enhance dermal papillary cell proliferation and migration by activating the Wnt/β-catenin signaling pathway, potentially reversing the effects of dihydrotestosterone in androgenetic alopecia.
November 2024 in “Journal of Cosmetic Dermatology” This study observed that a topical serum containing Silybum marianum extract, manganese PCA, and Lespedeza capitata extract enhanced hair follicle growth and hair shaft elongation, while prolonging the anagen phase in an ex vivo human scalp skin model, suggesting potential benefits for hair loss treatment.
March 2024 in “Bioactive Materials” This study found that modifying adipose-derived stem cells to overexpress the adhesion protein JAM-A increased the adhesion and resilience of dermal papilla cells in the context of androgenic alopecia, potentially facilitating hair regrowth despite challenges such as damage from dihydrotestosterone and macrophages.
This review examines natural bioactive compounds for their potential to alleviate androgenetic alopecia, emphasizing compounds like ginseng and curcumin, but reports no new experimental results.
October 2023 in “Nutrients” This study suggests that a complex of millet and wheat extract may enhance hair health by reducing oxidative stress and inflammation and potentially prolonging the anagen phase of hair growth in models.
This study showed that exosomes from hyaluronic acid-primed induced mesenchymal stem cells promote hair growth by enhancing proliferation and migration of hair follicle dermal papilla cells and modulating key growth factors and signaling pathways, potentially counteracting the effects of DHT-induced hair loss.
April 2023 in “Journal of Investigative Dermatology” This study found that exosomes from hyaluronic acid-primed mesenchymal stem cells may promote hair growth in androgenetic alopecia by improving hair follicle cell function and restoring key signaling pathways disrupted by DHT.
March 2023 in “Natural product sciences” This study demonstrated that Celtis choseniana Nakai may help alleviate androgenic alopecia by enhancing hair regrowth and activating Wnt/β-catenin signaling in both a mouse model and cultured human cells.
September 2018 in “Chinese Journal of Dermatology” This study found that angiogenin can inhibit the expression of type Ⅰ collagen and fibronectin in dermal papilla cells from androgenetic alopecia areas in vitro by affecting TGF-β1 and its signaling pathway.
10 citations
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December 2017 in “Chemosphere” In this study, BPA rapidly increased dendritic spine and synapse densities in cultured rat hippocampal neurons, with involvement of estrogen receptors and ERK1/2 and p38 pathways, but disrupted dihydrotestosterone's effects on synaptic plasticity.
August 2024 in “Food Bioscience” This study reported that in laboratory conditions, a cell-free supernatant of Bifidobacterium longum BB536 promoted human dermal papilla cell proliferation and reduced damage and apoptosis caused by dihydrotestosterone, suggesting potential use as a preventative treatment for androgenic alopecia by modulating specific signaling pathways.
April 2025 in “Drug Design Development and Therapy” This study observed that the herbal extract WJWE promoted hair growth and protected hair follicle cells in a DHT-induced murine model of androgenetic alopecia, potentially by engaging the SIRT1/JNK/p38 MAPK and Wnt5A/β-Catenin signaling pathways.
June 2018 in “The Journal of Sexual Medicine” In this study, finasteride was found to significantly reduce DHT levels and affect spermatogenic markers in rats, while DA-9401 co-treatment indicated potential ameliorative effects.
58 citations
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March 2011 in “Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere/Pflügers Archiv” Hormones and signaling pathways control sebaceous gland function and could help treat acne.
21 citations
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August 2001 in “PubMed” This article discusses the enzyme pathways involved in androgenetic alopecia and the role of finasteride in reducing dihydrotestosterone levels to promote hair growth; it reports no new clinical results.
April 2026 in “Inflammation and Regeneration” This study found that androgen inactivation pathways in scalp sebaceous glands change with age, specifically noting that AKR1C expression, including AKR1C4 previously thought liver-specific, declines with age and is sex dependent, which could impact hair follicle health during aging.