January 1985 in “Clinical research” Topical alpha-terthienyl with UVA may safely treat psoriasis without cancer risk.
January 2013 in “วารสารเภสัชศาสตร์อีสาน (Isan Journal of Pharmaceutical Sciences, IJPS)” Safflower extract increases melanin production in certain skin cells without harming them.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a new way UVB light increases skin pigmentation through the ATP-P2X7 pathway.
22 citations
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September 1986 in “Journal of Investigative Dermatology” Low-dose topical alpha-terthienyl may be a safer option for treating skin conditions with light therapy.
28 citations
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January 2003 in “Skin pharmacology and physiology” Melatonin affects skin cell growth differently based on how much and how long it's used.
23 citations
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March 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
January 2008 in “Linchuang pifuke zazhi” Betamethasone activates and increases the growth of certain skin cells from hair follicles.
77 citations
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January 1980 in “Carcinogenesis” TPA is about 50 times more effective at promoting tumors than MZ.
September 2024 in “Journal of the American Academy of Dermatology” Lighter skin types respond better to narrowband UVB therapy for cutaneous T-cell lymphoma than darker skin types.
Melatonin affects cell growth differently based on its concentration.
19 citations
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July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
October 2021 in “Journal of Investigative Dermatology” The study concludes that as skin matures from infancy to childhood, there are major changes in cell differentiation, stemness, and growth, leading to a stronger skin barrier in older children.
75 citations
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January 1980 in “Journal of Investigative Dermatology” 8 citations
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April 2016 in “Experimental dermatology” B6.Cg-Tyr c−2J Hr hr /J mice have a stronger delayed sunburn reaction and are good for UV research.
16 citations
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February 2015 in “Photochemistry and Photobiology” Hair acts as a significant natural sun barrier, with protection increasing based on hair density, thickness, and melanin presence.
2 citations
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April 2021 in “International Journal of Cosmetic Science” The sunscreen with two antioxidants offers quick and lasting skin protection from sun damage.
5 citations
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March 2017 in “Gene” CAP1 decreases the expression of a hair-related protein in young Tan sheep's skin.
53 citations
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January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
3 citations
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May 1979 in “PubMed” January 2026 in “DR-NTU (Nanyang Technological University)” Human hair melanosomes can be used to create effective, eco-friendly sunscreen.
27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
30 citations
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February 1977 in “Nature” The dermal papilla can still grow new hair even after heavy radiation.
7 citations
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January 2002 in “PubMed” Prolonged UVB exposure causes significant skin changes and damage in rats.
13 citations
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March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
June 2015 in “OhioLink ETD Center (Ohio Library and Information Network)” UVB exposure affects retinoid metabolism, which is important for skin cancer progression and treatment.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
May 2017 in “Journal of The American Academy of Dermatology” An intact skin barrier is crucial to prevent infection in cases of tether-induced tenosynovitis.
September 2023 in “Journal of the American Academy of Dermatology” Patients often overestimate their skin type, affecting sun protection and treatment plans.
1 citations
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April 2015 in “The FASEB journal” UVB exposure increases skin proteins for retinoic acid synthesis and shifts their location, possibly affecting skin repair.
252 citations
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January 2008 in “Trends in Endocrinology and Metabolism” Melatonin in the skin helps protect against damage from stress and UV rays, and could be used to treat certain skin conditions.