January 2004 in “Linchuang pifuke zazhi” All-trans retinoic acid helps amelanotic melanocytes in hair follicles develop and produce pigment while reducing their growth.
5 citations
,
December 2023 in “Materials” Organic and biogenic nanocarriers can improve drug delivery but face challenges like consistency and safety.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
56 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
2 citations
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March 2020 in “Developmental cell” Stress can cause hair to turn gray by depleting pigment-producing cells through the release of a stress hormone.
November 2025 in “EXPERIMENTAL ANIMALS” Stingless bee propolis may help regenerate hair follicles and improve pigment function in chemotherapy-induced hair loss.
29 citations
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February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
July 2025 in “Journal of Investigative Dermatology” Reducing PEDF may help treat hair loss.
January 2025 in “eScholarship@McGill (McGill)” Jag2 is essential for proper skin cell differentiation and organization.
101 citations
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April 2013 in “Science” Feather pigment patterns form through melanocyte arrangement and simple regulatory mechanisms.
May 2020 in “Research Square (Research Square)” Human stem cells can turn into functional eye cells that might help treat retinal diseases.
5 citations
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July 2019 in “Clinical and experimental dermatology” Adding collagenase to trypsin improves cell yield and repigmentation in vitiligo treatment.
March 2026 in “Akdeniz Medical Journal” Exosomes show promise for treating skin conditions and improving cosmetic skin health.
April 2012 in “Development” Rac1 is crucial for normal hair structure and pigmentation.
6 citations
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November 2017 in “Journal of the European Academy of Dermatology and Venereology” A woman got melanoma on her scalp after anti-hair loss treatment with injections.
1 citations
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July 2021 in “Veterinary Medicine and Science” A cat's skin condition was fully cured with cyclosporine A after other treatments failed.
May 2024 in “Journal of drug delivery science and technology” Exosomes show promise for treating skin diseases and improving skin regeneration.
6 citations
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August 2019 in “PLOS ONE” Gambogic Amide helps maintain hair color and promotes hair growth.
24 citations
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
January 2016 in “UNESP Institutional Repository (São Paulo State University)” Melasma results from changes in the skin's pigment and structure, not just pigment cell growth.
November 2022 in “Journal of Investigative Dermatology” Butyrate helps hair grow longer, improves hair cell health, increases pigment production, and boosts hair's natural defenses.
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicastrin deficiency may cause skin cell damage and pigmentation disorders in humans, similar to effects seen in fish.
81 citations
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October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
11 citations
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September 2024 in “Journal of the European Academy of Dermatology and Venereology” Hair regrows faster in alopecia areata than skin re-pigments in vitiligo due to differences in stem cells and treatment effects.
10 citations
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July 2023 in “World Journal of Stem Cells” The secretome helps protect and regenerate retinal cells by enabling communication between stem cells and retinal cells.
5 citations
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April 2018 in “Chem” Graphene-based hair dye is a safe, durable, and effective alternative to traditional black hair dyes.
127 citations
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November 2010 in “Pigment cell & melanoma research” We need more research on human hair follicle pigmentation, not just mouse models.
10 citations
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November 2009 in “Pigment cell & melanoma research” The document concludes that MGRN1 affects mouse fur color by interfering with a receptor's signaling, but its full role in the body is still unknown.
2 citations
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May 2011 in “Pigment Cell & Melanoma Research” Collagen XVII is crucial for preventing hair and pigmentation loss by maintaining melanocyte stem cells.
1 citations
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January 2012 in “Pigment Cell & Melanoma Research” Stem cell niches are crucial for maintaining stem cells, with Paneth cells and TGF-beta playing key roles.