June 2026 in “ACS Applied Nano Materials” New microneedles may improve vitiligo treatment.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
6 citations
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March 1996 in “Journal of Investigative Dermatology”
3 citations
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June 2020 in “Developmental Cell” Feather patterns are influenced by enhancers and chromatin looping, and the structure of protein complexes important for hair growth has been detailed.
June 2025 in “Australasian Journal of Dermatology” Pigmented rings with central clearing help diagnose melasma more accurately.
22 citations
,
December 2016 in “PloS one” A specific protein in chicken embryos links early skin layers to feather development.
October 2019 in “European Journal of Dermatology” The boy's hair and skin color differences are due to a pigmentation disorder.
September 2016 in “Journal of Dermatological Science” Polarizing light microscopy can easily and reliably diagnose congenital keratinizing disorders like Netherton syndrome.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
38 citations
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June 2005 in “Acta Biochimica Polonica” Splenic eumelanin in C57BL/6 mice is different from hair eumelanin.
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.
15 citations
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December 1972 in “Journal of Investigative Dermatology” 19 citations
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February 2013 in “Journal of Investigative Dermatology” Touch domes in human skin are complex sensory structures not directly linked to hair.
15 citations
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July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
September 2012 in “British Small Animal Veterinary Association eBooks” The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
11 citations
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April 2013 in “SpringerPlus” Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.
63 citations
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December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
7 citations
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March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
198 citations
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October 1986 in “Differentiation” 2 citations
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January 1993 Trichohyalin is a versatile protein involved in hair and skin structure.
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Tfap2b is essential for creating a type of stem cell in zebrafish that can become different pigment cells.
November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
10 citations
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November 2010 in “Pigment Cell & Melanoma Research” Only skin melanocytes, not other types, can color hair in mice.
48 citations
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May 1991 in “The journal of investigative dermatology/Journal of investigative dermatology” Trichohyalin is also found in the outer layers of normal human skin.
61 citations
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February 1982 in “Cell and Tissue Research” 1 citations
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December 2024 in “Case Reports in Dermatology” Cyclophosphamide likely causes skin darkening by affecting hair follicles.
September 2019 in “Journal of Investigative Dermatology” PCE-DP brightens skin and promotes hair growth by enhancing cell growth and reducing melanin uptake.
The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.
5 citations
,
March 2019 in “Scientific Reports” The technique can isolate cells to help treat skin pigmentation issues.
37 citations
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January 1993 in “Journal of Investigative Dermatology”