December 2023 in “Journal of ethnopharmacology” This study found that tribuloside, a flavonoid from Tribulus terrestris L., enhances melanin production in human melanocytes, zebrafish, and human skin samples without causing toxicity, potentially through inhibiting PDE to increase cAMP levels and promote the melanin biosynthesis pathway.
28 citations
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December 2020 in “Journal of Ginseng Research” This study found that ginsenoside Rf from Panax ginseng may serve as an effective anti-pigmentation agent by inhibiting the CREB/MITF pathway, reducing melanogenesis in melanocytes and UV-irradiated human skin.
May 2026 in “Journal of Nanobiotechnology” This study found that using a palmitoylated peptide, Pal-MPAPO, delivered through hydrogel microneedles effectively promoted hair regrowth in mice with efficacy comparable to minoxidil, while requiring less frequent application.
137 citations
,
January 2006 in “Frontiers in bioscience” This review discusses the role of corticotropin-releasing hormone in human skin, focusing on its regulation, receptors, and functions, and highlights parallels with the hypothalamo-pituitary-adrenal axis; it reports no new research findings.
March 2025 in “Molecular Medicine” This study on C57BL/6 mice found that subcutaneous cholesterol injections significantly promoted hair regeneration by enhancing hair follicle stem cell proliferation, highlighting the role of the PKA-tyrosine hydroxylase-sympathetic nervous system pathway in this process.
1 citations
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December 2014 in “Journal of the Society of Cosmetic Scientists of Korea” This study found that corticotropin-releasing factor influences cytokine expression related to hair growth in human dermal papilla cells and suggests CRF receptor antagonists could be potential treatments for stress-induced hair loss.
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study suggests that typical skin lesions in Carney complex may originate from the pro-melanogenic activity of a specific dermal fibroblast population influenced by PKA signaling.
81 citations
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February 2019 in “Experimental & Molecular Medicine” This review examines PAK4 signaling pathways in prostate cancer, Parkinson's disease, and melanogenesis, focusing on the potential role of the PAK4-CREB axis, without reporting new clinical results.
6 citations
,
August 2022 in “International journal of molecular sciences” This study demonstrated that α-phellandrene promotes dermal papilla cell proliferation through a cAMP-mediated pathway and upregulates VEGF expression, suggesting its potential use in hair loss prevention.
6 citations
,
June 2016 in “Journal of cellular biochemistry” This study found that the mammalian Hr protein can interact with the p53 pathway by binding to a specific p53 response element, influencing the regulation of genes involved in cell cycle control.
4 citations
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February 2025 in “Pharmaceuticals” In this study, voglibose, commonly used for diabetes management, was found to reduce melanin synthesis and inhibit melanogenic signaling pathways in B16F10 melanoma cells, suggesting it could be repurposed for treating hyperpigmentation disorders with confirmed topical safety in human tests.
1 citations
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June 2025 in “Journal of Cellular and Molecular Medicine” This study explored the role of plant-derived monomers in reversing grey hair, finding that compounds like fraxinol and morin may stimulate melanin production and tyrosinase activity, suggesting potential therapeutic benefits, although further evaluation of their safety and efficacy is needed.
12 citations
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November 2020 in “Molecules” This study found that carvone, a plant-derived compound, decreases melanin content and inhibits melanoma cell proliferation through the cAMP pathway, suggesting potential benefits for treating melanomas and other hyperpigmentation disorders.
January 2025 in “Fitoterapia” This study reviewed literature on signaling pathways and concluded that these pathways are crucial pharmacological targets, influencing the mechanisms of drugs used in neurological, cardiovascular, and oncological treatments to correct signal transmission disturbances.
October 2023 in “Frontiers in endocrinology” This review investigates molecular mechanisms behind PCOS pathogenesis and discusses potential therapies, but reports no new clinical results.
88 citations
,
February 2011 in “Journal of Dermatological Science” This study found that topical minoxidil modestly extended the anagen phase in mice by activating β-catenin activity in dermal papilla cells.
18 citations
,
April 2019 in “Archives of Dermatological Research” This study found that bovine lactoferrin promotes hair growth in mice by enhancing dermal papilla cell proliferation through the Erk/Akt and Wnt signaling pathways.
39 citations
,
November 2016 in “Pharmaceutics” This study found that the contribution of the hair follicle pathway to skin permeation of chemicals can be predicted using lipophilicity, with hydrophilic chemicals showing greater permeation reduction from hair follicle plugging than lipophilic ones.
25 citations
,
September 2020 in “Molecules” In this study, quercitrin was reported to promote hair growth and cell viability in cultured human dermal papilla cells by enhancing cellular energy metabolism and growth factor production via MAPK/CREB signaling.
2 citations
,
January 2020 in “BioMed Research International” This study found that Phaeodactylum tricornutum extract enhanced hair follicle cell proliferation, indicated by increased keratin and ERK1/2 signaling, suggesting its potential for hair care applications.
September 2023 in “Journal of microbiology and biotechnology” This study found that low molecular weight collagen peptide from fish may promote hair growth in both human cells and mice by activating the Wnt/β-catenin signaling pathway.
68 citations
,
November 2011 in “The American journal of pathology” This review discusses the role of the hedgehog signaling pathway in hematological cancers and its potential as a therapeutic target; it reports no new clinical findings.
20 citations
,
June 2010 in “Genes and Immunity” This study found distinct gene expression patterns in the blood of alopecia areata patients, suggesting involvement of immune processes and new pathways like Wnt signaling and apoptosis in disease pathogenesis.
26 citations
,
September 2018 in “Neurobiology of Disease” This study found that both finasteride and dutasteride significantly reduced L-DOPA-induced dyskinesia in a rat model of Parkinson's disease, with dutasteride showing greater effectiveness at lower doses.
12 citations
,
July 2025 in “Journal of Clinical and Translational Hepatology” This review discusses how targeting TGF-β with specific inhibitors, including components from Traditional Chinese Medicine, may help reduce liver fibrosis by acting through various signaling pathways.
101 citations
,
November 2011 in “Nature Communications” Wnt/β-catenin signaling is crucial for cell fusion in placental development.
18 citations
,
January 2009 in “Experimental Dermatology” This study proposes that mammalian target of rapamycin (mTOR) may connect various signaling pathways in hair follicle tumor formation, offering a potential unified model for understanding these tumors.
March 2022 in “Molecules” This study found that adenosine promotes hair growth by stimulating the Wnt/β-catenin pathway in cultured human dermal papilla cells through activation of the adenosine receptor.
401 citations
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January 2013 in “Postepy Dermatologii I Alergologii” This review discusses the biology and development of skin melanocytes, but reports no new clinical findings.
295 citations
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September 2006 in “Cell Cycle” This review discusses the role of the TOR pathway in aging and suggests that rapamycin could potentially target age-related diseases, but reports no new clinical results.