22 citations
,
June 2010 in “Experimental Dermatology” Lower MC2R expression may contribute to alopecia areata.
2 citations
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October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
April 2018 in “Journal of Investigative Dermatology” The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
7 citations
,
September 2024 in “BMC Genomics” Two genes, ERBB4 and ROR1, may cause the unique pigmentation in Lanping black-boned sheep.
June 2025 in “British Journal of Dermatology” Nail abnormalities in children can indicate deeper health issues.
11 citations
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December 2015 in “Indian journal of dermatology, venereology, and leprology” Dermoscopy quickly and accurately diagnosed a rare hair disorder in a 12-year-old girl.
October 2022 in “Boletín médico del Hospital infantil de México/Boletín médico del Hospital Infantil de México” The patient has a rare skin condition that shows features of two known disorders.
30 citations
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May 2005 in “Pediatric dermatology” Some families have a genetic condition where they are born with irregular scalp defects.
52 citations
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January 2005 in “International journal of experimental pathology” Melatonin may reduce skin damage caused by X-rays in rats.
39 citations
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February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
23 citations
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May 2017 in “Journal of the American Academy of Dermatology” FFA patients have fewer melanocytes and thinner skin compared to others.
138 citations
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June 2023 in “Molecules” Skin pigmentation varies due to genetics, UV exposure, and drugs, with treatments available but requiring medical advice.
63 citations
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February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
12 citations
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August 1988 in “Histopathology” The tumor likely shows dual neural crest differentiation.
May 2005 in “Cancer Research” Melanoma cells lose their ability to form tumors when placed in a zebrafish embryo environment.
April 2024 in “Anais Brasileiros de Dermatologia”
January 2014 in “Pathology” Early subungual melanoma might be treated with less aggressive surgery because it invades the skin under the nail more slowly.
19 citations
,
May 1992 in “International Journal of Dermatology” Some alternative vitiligo treatments show promise, but none are as effective as psoralens and UVA.
Polarized microscopy helps identify hair irregularities in genetic disorders.
130 citations
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January 2000 in “Nature biotechnology” 10 citations
,
May 2023 in “iScience” Sox9 is crucial for hair follicle stem cells to become melanocytes instead of glial cells.
25 citations
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October 1985 in “Archives of Ophthalmology” The pigment in black eyeliner can spread in the skin and may cause permanent eyelash loss.
14 citations
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April 1976 in “Journal of Cutaneous Pathology” A calcified nodule on a boy's face came from hair follicles and expelled calcium through the skin.
4 citations
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December 2013 in “The Journal of Dermatology” A new mutation in the K6b gene caused a girl's late-appearing nail condition.
September 2024 in “The Journal of Dermatology” Nevus comedonicus can sometimes grow terminal hair, challenging previous beliefs.
3 citations
,
January 2019 in “Journal of Dermatology” The p.P25L mutation in the KRT5 gene causes a rare skin condition that worsens over time and may lead to hair loss starting in young adulthood.
23 citations
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January 2015 in “Journal of The American Academy of Dermatology” People with myotonic dystrophy type 1 have a higher chance of getting skin tumors, including melanoma.
April 2023 in “Dermatology practical & conceptual” Lenalidomide helps hair follicle stem cells turn into melanocytes, which may improve repigmentation in vitiligo.