6 citations
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June 2016 in “The anatomical record” Dogs have varying numbers of touch-sensitive Merkel cells in different skin areas, with most in the oral mucosa and facial skin, unrelated to age, sex, breed, or color.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
February 2025 in “Archives of Dermatological Research” Fibrosing alopecia can be diagnosed without typical signs of lichen planopilaris.
About 17% of people in France have dandruff, and those with dandruff are more likely to have sensitive and itchy scalps.
99 citations
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July 2012 in “PLoS Genetics” A mutation in the KRT75 gene causes frizzle feathers in chickens.
15 citations
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July 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” Fluorescence can effectively measure acne treatment progress.
September 2023 in “Journal of the American Academy of Dermatology” Sunscreen use is linked to frontal fibrosing alopecia, especially in males.
1 citations
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April 2023 in “International journal of molecular sciences” Certain skin proteins can form anchoring structures without the protein AMACO.
September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.
8 citations
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January 2017 in “Stem Cells International” A protein called sFRP4 from skin cells stops the development of pigment-producing cells in hair.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of human skin cells respond uniquely to various colors and doses of light, which could lead to specialized light treatments for skin conditions.
December 2021 in “Skin appendage disorders” A reliable severity score for female pattern hair loss was developed and validated.
116 citations
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January 1957 in “Australian Journal of Agricultural Research” Certain hair follicle traits in Merino sheep may be inherited.
December 2021 in “Research Square (Research Square)” Hair follicle sampling is a feasible method to measure FMRP and FMR1 mRNA levels in children.
4 citations
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January 2019 in “Acta dermato-venereologica” Women with severe frontal fibrosing alopecia are more likely to have rosacea.
1 citations
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September 2017 in “Journal of Investigative Dermatology” Hair care products reduced hair roughness, a combination of Stemoxydine and Resveratrol increased hair density, fermented mackerel oil promoted hair growth, and genes TERT and Bmi-1 helped create new hair follicles.
3 citations
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April 2018 in “Cosmetics” As people get older, they have less active hair growth, but women have thicker hair than men and respond better to hair loss treatments.
The document concludes that dermatology training and grading scales need to better represent dark-skinned individuals to improve diagnosis and assessment of skin conditions.
Fair skin, not red hair, affects health due to possible vitamin D deficiency.
4 citations
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November 2016 in “Dermatologic Therapy” Topical tretinoin may increase beard hair density.
1 citations
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July 2019 in “Microscopy Today” Microfluorometry effectively measures how much polymer coats and penetrates hair, useful for evaluating hair products.
September 1997 in “BioMed Research International” Female pattern hair loss often starts in teenage years, reduces hair density, and can impact quality of life.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
1 citations
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July 2025 in “Frontiers in Genetics” FilaggrinHigh melanomas have active FGFR signaling and weak GNA14 and Th1 signatures.
25 citations
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May 1995 in “Journal of the American Academy of Dermatology” Erythromelanosis follicularis faciei can also affect women, though it's rare.
1 citations
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May 2015 in “Journal of The American Academy of Dermatology” Oral clindamycin and rifampicin are the most effective treatments for Folliculitis decalvans.
January 2023 in “International journal of dermatology, venereology and leprosy sciences” Low levels of vitamin D and ferritin may increase the risk of female pattern hair loss.
2 citations
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January 2010 Hair density is better measured by counting hairs over 40 microns thick.
25 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.