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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
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January 2021 in “Processes” Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.
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February 2018 in “Archives of Pharmacal Research” Finasteride reduces melanin production, possibly treating hyperpigmentation and melanoma, but needs more safety research.
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January 2012 in “Biological & pharmaceutical bulletin” Hairless protein can both repress and activate vitamin D receptor functions, affecting gene regulation.
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August 2024 in “Indian Dermatology Online Journal” Premature graying of hair is mainly caused by genetics, stress, and environment, with potential treatments being explored.
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November 2021 in “Oman Medical Journal” Cyclosporine A treatment caused rare hair repigmentation in a 65-year-old man.
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October 2017 in “Gene Expression Patterns” A new mouse model helps study melanocyte cells using GFP expression.
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April 2019 in “Scientific Reports” Higher CO2 levels help a cyanobacterium grow better by boosting photosynthesis and carbon uptake.
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September 2021 in “Journal of Applied Polymer Science” Cuttlefish ink melanin protects hair from UV damage.
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January 2025 in “International Journal of Molecular Sciences” EGCG shows strong electron transfer interactions when bonded to DPPG lipids.
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April 2011 in “Pigment Cell & Melanoma Research” Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
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September 2025 in “Journal of Zhejiang University SCIENCE B” Photodynamic therapy successfully treated skin cancer in a 53-year-old woman.
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November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
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January 2016 Curcumin can safely replace Sunset Yellow as a food colorant.
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February 2001 in “The Journal of Clinical Endocrinology & Metabolism” The enzyme for activating vitamin D is found in many body tissues, not just the kidneys.
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January 2018 in “Annals of Dermatology” A 308 nm excimer laser successfully treated a boy with a rare skin condition after about a year of weekly sessions.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.