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.
September 2014 in “Chinese Journal of Dermatology” Hair diameter difference, brown skin discoloration around hair follicles, and missing hair in certain areas are key signs of androgenetic alopecia (commonly known as hair loss) when viewed under a dermoscope.
7 citations
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July 2020 in “Pigment cell & melanoma research” RT1640 treatment reverses gray hair and promotes hair growth in mice.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
4 citations
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May 2006 in “médecine/sciences” The hairless gene is crucial for hair health, and its mutations cause hair loss.
August 2016 in “PolyPublie (École Polytechnique de Montréal)” Doxorubicin causes heart damage, so early detection and monitoring are important during chemotherapy.
Forensic hair analysis for drugs is now more reliable and accurate.
13 citations
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September 2011 in “Archives of dermatology” A patient with steroid sulfatase deficiency had a unique hair pattern and a brain malformation not previously linked to the condition.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
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.
2 citations
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December 2019 in “The Open Dermatology Journal” Linear Discoid Lupus Erythematosus of the scalp can cause hair loss and should be considered in similar cases.
44 citations
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April 1979 in “Journal of Ultrastructure Research” 6 citations
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June 1986 in “The Journal of Dermatology” Reticular erythematous mucinosis syndrome can occur with minimal mucin deposition.
May 2021 in “Open Access Macedonian Journal of Medical Sciences” People with premature hair graying have an imbalance between harmful and protective molecules in their body, hinting that antioxidants might help.
Stiffness gradients in alginate gels can guide cancer cell invasion and study cellular behaviors.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
Daily hair care may cause holes in hair fibers.
January 2026 in “Stem Cell Reviews and Reports” Hair graying may help prevent cancer by protecting stem cells.
2 citations
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June 2019 in “The Journal of Dermatology” Two cases showed skin abnormalities without bone or neural defects.
49 citations
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September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
February 2024 in “Skin research and technology” LC-OCT is a promising tool for diagnosing and monitoring Alopecia areata.
September 2024 in “Journal of the American Academy of Dermatology” A new type of alopecia areata, called the "confetti variant," causes small bald spots that often heal on their own in a few months.
January 2011 in “Journal of The American Academy of Dermatology” Two patients had a rare combination of red skin spots and white scaly skin lesions not on the genitals.
1 citations
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February 2021 in “International Journal of Research in Dermatology” Premature graying of hair significantly harms psychological and social wellbeing.
4 citations
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April 2024 in “Clinical Cosmetic and Investigational Dermatology” Trichoscopy helps distinguish between scalp Discoid Lupus Erythematosus and Lichen Planopilaris for accurate diagnosis and treatment.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
35 citations
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November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
April 2025 in “Experimental Eye Research” The Oat mouse model shows mild retinal degeneration, useful for testing treatments.