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.
April 2015 in “Dentistry 3000” Premature hair graying in the face may be influenced by genetics and environment.
20 citations
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November 2004 in “Archives of Pathology & Laboratory Medicine” A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
55 citations
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August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
65 citations
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September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
3 citations
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November 2022 in “Experimental dermatology” Melatonin may inhibit melanoma growth and has potential as a cancer therapy aid, but its effects on human skin pigmentation need more research.
September 2025 in “BioMed” Improved oral hygiene and dietary changes can help manage black hairy tongue syndrome.
January 2004 in “Banca y finanzas: Revista profesional de gestión financiera” Androgens increase pigmentation in certain hamster skin areas, but estrogens can reverse this effect.
June 2025 in “Clinical and Experimental Dermatology” A 76-year-old man's grey hair turned back to its original color after radiotherapy.
141 citations
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January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
18 citations
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December 2009 in “Canadian Journal of Animal Science” The BMP2 gene is more active in the early growth phase of Cashmere goat hair and may affect hair regeneration and textile production.
40 citations
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May 2014 in “PLoS ONE” Chronic stress can reduce skin pigmentation.
147 citations
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September 2006 in “Developmental Cell” Too much Smad7 changes skin and hair development by breaking down a protein called β-catenin, leading to more oil glands and fewer hair follicles.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
14 citations
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April 2007 in “Journal of aging and health” Balding men had lower bone density, while balding women had higher hip bone density.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
35 citations
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March 2010 in “British journal of dermatology/British journal of dermatology, Supplement” The study showed that mouse eyelashes can be used to study eyelash growth and that bimatoprost makes them longer and more numerous.
10 citations
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April 2009 in “Oncology Reports” Bald-headed individuals may need early non-invasive detection for skin changes linked to cancer risk.
15 citations
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June 1986 in “Pediatric Dermatology” Androgens increase pigmentation in young hamsters, but estrogens can reverse this effect.
51 citations
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May 1984 in “Journal of the American Academy of Dermatology” Benign follicular mucinosis involves immune cells attacking hair follicles.
40 citations
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July 2016 in “Pediatrics in review” Puberty involves complex hormonal changes, varies by gender and ethnicity, and requires careful monitoring for abnormalities.
4 citations
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August 2018 in “Journal of cellular biochemistry” Acid inside cells speeds up aging and turns on aging signs in mice.
Wheat bran promotes hair growth by helping hair cells multiply.
Skin changes throughout life, from development before birth to aging effects like wrinkles, influenced by both genetics and environment.
27 citations
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October 1998 in “Differentiation” Basonuclin helps identify and track hair follicle development and cycling in mice.
24 citations
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September 2019 in “Experimental cell research” BMP2 helps hair follicle stem cells become specialized by increasing PTEN, which causes autophagy.
17 citations
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August 2018 in “Ophthalmic Plastic and Reconstructive Surgery” In ptosis, brow elevation doesn't lift the eyelid but is driven by efforts to raise the eyelid.
January 2011 in “Leather Science and Engineering” Processing changes Sichuan rabbit skin structure by altering collagen fiber arrangement and porosity.
1 citations
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May 2020 in “PubMed” Activating autophagy might reverse skin fibrosis.