26 citations
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January 2016 in “Annals of Dermatology” This study found that Ecklonia cava polyphenols increased human dermal papilla cell proliferation and extended hair shaft length in vitro and ex vivo, suggesting potential as a therapeutic candidate for hair loss.
This study found that pectin lyase-modified red ginseng extract (GS-E3D) may promote hair growth by enhancing antioxidant and anti-inflammatory effects, proliferating hair dermal papilla cells, and inhibiting 5α-reductase activity.
7 citations
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July 2019 in “International Journal of Molecular Sciences” This study found that PGA-4HGF nanoparticles enhanced hair growth in mice more effectively than 4HGF alone by increasing anagen phase duration and dermal papilla cell proliferation.
56 citations
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April 2019 in “The Plant Journal” This study found that CNGC 6, CNGC 9, and CNGC 14 are crucial for maintaining calcium oscillations necessary for normal root hair growth in plants, with mutations leading to defects like swelling and bursting.
This study found that CPA-loaded nanoparticles, particularly SLN formulations, increased CPA epidermal penetration compared to a conventional cream and may reduce side effects in treating androgen-dependent conditions.
October 2024 in “SPIRE - Sciences Po Institutional REpository” This study highlights that human hair follicle dermal papilla cells and glypicans play crucial roles in regulating hair follicle stem cell differentiation.
The researchers found that melatonin implantation in Cashmere goats influenced PDGFA gene expression and hair growth cycles, indicating it may control hair phase transformation from growth to catagen and telogen.
January 2026 in “Applied Sciences” In this study, cyclic ADP-ribose (cADPR) treatment in human hair follicle dermal papilla cells was associated with increased intracellular calcium retention and activated anagen-related signaling without causing significant cytotoxicity, indicating its potential impact on hair growth processes.
20 citations
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January 2013 in “Evidence-based complementary and alternative medicine” This study found that TGPC plus CGT was more effective than CGT alone in reducing alopecia areata severity in children over 12 months, with similar safety profiles.
9 citations
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September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” In this study, PGD2 was shown to increase testosterone production in human keratinocytes through reactive oxygen species, suggesting potential benefits of antioxidants like N-acetyl-cysteine for AGA patients.
27 citations
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May 2007 in “Archives of dermatological research” In this study, alopecia areata patients treated with diphencyprone showed a significant increase in CD8 lymphocytes around hair bulbs, which may be associated with hair regrowth.
2 citations
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April 2012 in “Science-business Exchange” Blocking a protein called prostaglandin D2 might help treat hair loss.
1 citations
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August 2024 in “Journal of Pharmacy & Pharmaceutical Sciences” This study found that forming inclusion complexes of DPCP with HPβCD using the 3D ground mixture method enhances its anti-inflammatory activity at lower doses compared to complexes with β-CD.
56 citations
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December 2011 in “The Plant Journal” AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.
27 citations
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December 2015 in “Clinical and Experimental Dermatology” This study found that hair regrowth occurred in 72.2% of alopecia areata patients treated with diphencyprone, with disease extent at baseline and duration affecting outcomes.
January 2025 in “Biochimica et Biophysica Acta (BBA) - Molecular Cell Research” This study found that EGCG, a compound from green tea, may enhance the proliferation and antioxidant activity of dermal papilla cells by upregulating VEGFA expression, potentially aiding hair follicle growth.
9 citations
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October 2017 in “Frontiers in plant science” This study found that the peach gene CTG134 mediates auxin-ethylene crosstalk, affecting root hair growth and hormone-regulated processes in plants.
10 citations
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January 2018 in “Postępy Dermatologii i Alergologii” This study found that 21 out of 39 patients with alopecia areata experienced more than 50% hair regrowth after six months of DPCP treatment, with better outcomes observed in those treated at 3-week intervals compared to weekly intervals.
February 2026 in “ACS Applied Materials & Interfaces” This study developed a novel treatment method using carbon dots from Cinnamomum burmannii leaves, which improved hair regeneration and thickness in an AGA mouse model by promoting cell proliferation, angiogenesis, and reducing inflammation through multiple signaling pathways.
2 citations
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January 2016 in “Scientifica” Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.
January 2024 in “Biological & pharmaceutical bulletin” In this study, Panax ginseng extract and its ginsenosides were found to stimulate the proliferation of hair-related cells and promote the transition from the telogen to the anagen phase, enhancing hair-shaft growth by suppressing BMP4 expression in human dermal papilla cells.
March 2024 in “Journal of Cosmetic Dermatology” This study found that pretreating concentrated growth factor with a 640 nm laser increased CD34+ stem cell activation and improved hair growth outcomes in androgenetic alopecia patients compared to non-pretreated CGF.
64 citations
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March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” This study describes GPRC5D's unique expression pattern in tissues that produce hard keratin, with retinoic acid inducing its expression in hair bulb cells and affecting keratin gene regulation.
April 2016 in “Journal of Investigative Dermatology” This study found that Pdgfα signaling is crucial for maintaining dermal adipose tissue in mice by initiating dermal adipocyte stem cell proliferation, with implications for age-related skin defects.
17 citations
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October 2011 in “International Journal of Immunopathology and Pharmacology” This study found that after 24 weeks of DPCP treatment for alopecia areata, there was a significant increase in new capillaries and hair regrowth detectable by videocapillaroscopy.
September 2022 in “Anais Brasileiros de Dermatologia” This case study reports a female adult patient with annular elastolytic giant cell granuloma on the scalp, observed through dermoscopy showing multiple yellowish/orange follicular dots against an erythemato-whitish background.
This study presents the G4 transgenic mouse model, which suggests a direct link between polycystic ovary syndrome and the Gm10800 gene, offering a valuable tool for understanding the disease and testing treatments.
22 citations
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October 2019 in “International Journal of Nanomedicine” This study suggests that the hydrogel nanoparticle formulation of hair growth-promoting compounds may enhance hair follicle penetration and induce hair growth in tested models, demonstrating its potential as a hair growth treatment.
1 citations
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June 2023 in “Animals” In this study, researchers found that overexpression of CRABP2 enhanced the proliferation of dermal papilla cells in Hu sheep through activation of the Wnt/β-catenin pathway, even when the pathway was inhibited.
June 2026 in “Journal of Cosmetic Dermatology” CGF-PF may improve hair loss treatment by targeting hair follicle stem cells more effectively.