June 2023 in “Animal Bioscience” Vimentin and transthyretin proteins are linked to black coat color in sheep.
33 citations
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April 2003 in “Oncogene” September 2018 in “Obsgyne Review Journal of Obstetric and Gynecology of Siddharth Health Research and Social Welfare Society” Pregnant women often experience a variety of skin problems, including pigmentation changes and stretch marks.
January 2019 in “OpenBU/Boston University Institutional Repository (Boston University)” Women with PCOS often show signs of excess androgens like hirsutism, acne, and alopecia, with variations across ethnic groups.
21 citations
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November 1981 in “Archives of Dermatology” Ashy dermatosis may be linked to atopy and thyroid disease and can be treated with topical steroids.
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August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
59 citations
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November 2002 in “Pediatric Dermatology” A 19-month-old Saudi girl had a rare skin condition with no other defects, and her family was unaffected.
6 citations
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January 2001 in “Cambridge University Press eBooks” PCOS can cause excess hair growth, oily skin, hair loss, acne, and dark skin patches.
March 2013 in “Endocrine Abstracts” Ethnicity affects how polycystic ovary syndrome shows up in women, with white women having higher metabolic risks but less diabetes, and South Asian women showing more androgenic symptoms and being younger at presentation.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
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.
April 2018 in “Journal of Investigative Dermatology” Cutaneous lupus patients have higher levels of certain immune cells in their blood and skin.
75 citations
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January 1980 in “Journal of Investigative Dermatology” April 2021 in “Indian Journal of Animal Research” Goat skin has collagen, elastic, and reticular fibers, with hair follicles increasing in depth as goats age.
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January 2005 in “Elsevier eBooks” Vitamin D affects skin and hair by influencing cell behavior and melanin production.
September 2021 in “CRC Press eBooks” Acne keloidalis nuchae is a hair loss condition affecting men of African descent, causing scar-like bumps on the scalp and neck.
Melanoma characteristics vary by age, which could help doctors with diagnosis and prevention.
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August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
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August 2023 in “Animals” SLC45A2 and GPNMB genes help control chicken feather color by promoting melanin.
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June 1986 in “Pediatric Dermatology” Androgens increase pigmentation in young hamsters, but estrogens can reverse this effect.
August 2022 in “International Journal of Health Sciences” Elderly in rural areas have many skin issues needing targeted healthcare.
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September 2016 in “Security science and technology” DNA can predict physical traits like eye and hair color accurately, especially in Europeans, but predicting other traits and in diverse populations needs more research.
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January 2025 in “Poultry Science” Pekin duck skin quality improves with age, peaking at 5-6 weeks.
3 citations
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March 2023 in “Cell Biology International” Stem cell-enriched fat grafts improve facial hyperpigmentation better than conventional grafts.
October 2023 in “Pediatric dermatology” Middle Eastern patients with epidermolysis bullosa show specific genetic mutations linked to different types of the disease.
2 citations
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November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
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June 2012 in “European journal of human genetics” Inherited ichthyoses cause widespread skin scaling and thickening due to gene mutations.
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October 2006 in “Journal of Experimental and Clinical Anatomy”
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April 2010 in “Journal of the European Academy of Dermatology and Venereology” Men are more likely to get infectious skin diseases, while women are more prone to autoimmune and pigment-related skin conditions, influenced by biological and environmental factors.
August 1993 in “Journal of Dermatological Science”