April 2026 in “Journal of Cosmetic Dermatology” This study found that exosomes derived from human umbilical cord mesenchymal stem cells helped preserve melanocyte function and mitigate stress-induced hair depigmentation in mice by activating the Nrf2-ARE antioxidant pathway under acute neurogenic oxidative stress.
September 2023 in “Stem Cells International” This study using human and animal models found that adipose-derived stem cell exosomes promoted hair growth and counteracted dihydrotestosterone's inhibitory effects, suggesting potential therapeutic applications for androgenetic alopecia.
January 2010 in “DukeSpace (Duke University)” This study suggests that both the Wnt and Notch signaling pathways are activated during hematopoietic stem cell regeneration after radiation or chemotherapy injury, with beta-catenin being critical for Wnt-mediated regeneration.
117 citations
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March 2017 in “Nature Communications” This study shows that macrophage-induced TNF signaling can activate hair follicle stem cells and promote new hair follicle formation after wounding by regulating AKT/β-catenin pathways.
1 citations
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July 2023 in “Chinese Medicine” This study found that Shi-Bi-Man significantly promotes hair regeneration in cynomolgus monkeys by increasing hair follicle stem cells and up-regulating metabolic pathways.
April 2026 in “Cytotherapy” This study identifies macrophage-mediated immune signaling as a crucial factor in activating hair follicle stem cells and promoting hair regeneration, offering a new model for testing regenerative therapies for alopecia.
2 citations
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April 2019 in “Journal of Investigative Dermatology” This study found that overexpression of Gasdermin A3 in mice disrupts the hair follicle stem cell niche and causes hair loss through cell necrosis and abnormal hair cycle progression, without involving immune-mediated mechanisms.
February 2025 in “Natural Product Communications” This study found that combining natural extracts significantly boosted the stem cell functions of dermal papilla cells by enhancing β-catenin stability, promoting hair growth potential in vitro.
July 2026 in “Journal of Zhejiang University (Medical Sciences)” This study found that adipose stem cell-derived nanovesicles promoted dermal papilla cell proliferation, migration, and anti-apoptotic effects in vitro and enhanced hair follicle cycle progression in mice, primarily through activation of the β-catenin signaling pathway.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, IL-1α and IL-7 were found to work together to activate epidermal γδ T-cells, which in turn promote hair follicle stem cell proliferation during mouse wound healing.
August 2016 in “Journal of Investigative Dermatology” Activating Nrf2 can improve wound healing by increasing hair follicle stem cells.
April 2024 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” This study investigates the role of retinoic acid in regulating hair follicle stem cell homeostasis to identify new potential targets for treating androgenetic alopecia.
176 citations
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September 2006 in “Stem Cells” This study found that active BMP signaling prevents epithelial stem cell activation and expansion in hair follicles, while its inhibition leads to HF stem/progenitor cell overproduction and matricomas.
July 2026 in “Journal of Investigative Dermatology” ABS-201 may effectively promote hair growth in men by targeting the prolactin receptor.
December 2025 in “Journal of the European Academy of Dermatology and Venereology” This source states that an image was mistakenly misused in the supplementary materials but clarifies that this does not impact the study's main findings. The authors have corrected the error for accuracy and transparency.
June 2026 in “Facial Plastic Surgery Clinics of North America” 2 citations
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June 2024 in “Skin Research and Technology” This study found that low-level laser stimulation activates the Wnt signaling pathway, promoting hair follicle stem cell regeneration and accelerating wound healing.
1 citations
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April 2023 in “Animals” In this study, Min pigs were found to have unique characteristics for secondary hair growth compared to Berkshire and Yorkshire pigs, with the Wnt and BMP signaling pathways stimulating follicle stem cell activity and promoting secondary hair growth and gene expression.
September 2017 in “Journal of Investigative Dermatology” Activating Nrf2 helps wounds heal faster by increasing hair follicle stem cells.
2 citations
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August 2023 in “Autophagy” In this study, researchers found that keratinocyte-specific deletion of the autophagy mediator Atg16l1 in mice heightened skin inflammation and cancer responses, altered hair follicle stem cell activity, and sensitized keratinocytes to cell death.
This study found that IL-1α and IL-7 secreted from keratinocytes in a genetically engineered mouse model can stimulate the expansion of γδT-cells, aiding in the proliferation of epidermal stem cells for wound healing.
May 2023 in “Research Square (Research Square)” This study found that the natural product Shi-Bi-Man significantly promoted hair regeneration in cynomolgus monkeys, increasing hair follicle number and activation by boosting specific protein markers and interactions in Laminin-related pathways.
July 2025 in “Biotechnology and Bioprocess Engineering” This study found that Camellia japonica seed extract promotes hair growth by preventing premature cellular senescence and enhancing the activity of hair follicle stem cells in cases of pattern hair loss.
4 citations
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February 2022 in “PeerJ” This study found that hair follicle mesenchymal stem cells improved liver function and pathology in a mouse model of liver cirrhosis, potentially by inhibiting the TGF-β/Smad pathway and reducing hepatic stellate cell activation.
2 citations
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January 2025 in “Brazilian Journal of Medical and Biological Research” This study demonstrated that VD3 significantly enhanced the proliferation and differentiation of epidermal stem cells in a murine skin defect model, leading to improved wound healing, potentially through activation of the PI3K signaling pathway.
August 2023 in “Chinese Medicine” 22 citations
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July 2021 in “Journal of Investigative Dermatology” 63 citations
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November 2012 in “Journal of Cellular Biochemistry” This paper discusses the role of Runx1 in epithelial biology and pathology, highlighting its dual function as a tumor promoter and suppressor in different contexts, and reports no new experimental findings.
29 citations
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December 2005 in “BioEssays” This study found that Wnt/β‐catenin signaling influences the hair follicle regeneration process by prompting quiescent stem cells to enter the cell cycle and is necessary for maintaining the stem cell pool.
22 citations
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June 2017 in “Stem cell reports” This study found that PTEN regulates the number and genomic stability of hair follicle stem cells in the skin, with its deficiency leading to increased stem cell accumulation and senescence through interactions with BMAL1 and BMI-1.