January 2022 in “JAAD case reports” Granulomatous alopecia areata is a rare but real form of hair loss.
November 2023 in “Journal of Dermatological Science” Cells that move well may improve hair loss treatments by entering hair follicles.
41 citations
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April 2019 in “PLOS genetics” CD34+ and CD34- melanocyte stem cells have different regenerative abilities.
12 citations
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May 2019 in “Journal of cosmetic dermatology” Effective treatments for premature hair graying still require significant research.
19 citations
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September 2010 in “Journal of the European Academy of Dermatology and Venereology” The CLASI is useful but needs revision to accurately assess all cutaneous lupus erythematosus subtypes.
36 citations
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September 2013 in “PLoS ONE” Sweat gland stem cells help maintain glands, aid wound healing, and can regenerate skin structures.
28 citations
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November 2018 in “Journal of structural biology” Different populations have distinct hair structures related to their ancestry.
29 citations
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September 1989 in “Journal of The American Academy of Dermatology” Abnormal scalp whorls can indicate brain development issues but may also be seen in neurologically normal people.
December 2023 in “JEADV Clinical Practice” Brownish halos around axillary hair can help diagnose frontal fibrosing alopecia.
12 citations
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January 1994 in “Dermatology” The patient's hair had unique damage and a lower sulfur-to-nitrogen ratio compared to relatives, but not compared to healthy controls.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
January 2023 in “Journal of Veterinary and Animal Sciences” Dogs with skin lesions often have blood abnormalities and damaged hair.
4 citations
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November 1999 in “PubMed” Monilethrix is a rare hair disorder causing beaded, fragile hair, often improving on its own over time.
March 2026 in “Mendeley Data” rwSALT accurately measures hair regrowth in alopecia areata using scalp photos.
October 2020 in “Plastic Surgery” Bone marrow stem cells improve healing of deep skin wounds.
8 citations
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January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
41 citations
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April 2009 in “Journal of comparative neurology” P2X3-IR fibers are widespread in rat skin and likely help detect pain.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” New imaging technology can show up to 40 different markers in hair loss tissue, helping to understand hair disease better.
January 1963 in “Stain technology” Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
12 citations
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November 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
November 2017 in “International journal of research in dermatology” A rare skin disorder, nevus comedonicus, can appear on one side of the body following Blaschko's lines.
18 citations
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August 2021 in “PLoS ONE” Melanocyte progenitor cells are found in human fat tissue and can become mature melanocytes, which may help treat skin issues.
56 citations
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
2 citations
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November 2018 in “Veterinary Dermatology” Poodles' hair changes aren't always linked to calcium, and special staining is needed to detect true calcium deposits.
2 citations
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September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
13 citations
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March 2008 in “Journal of the European Academy of Dermatology and Venereology” Triamcinolone acetonide therapy for hair loss may cause a skin condition called linear lichen planus.
24 citations
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June 2020 in “Industrial Crops and Products” Activated carbon fibers from Metaplexis japonica seed hair are highly effective for removing the dye methylene blue from water.
1 citations
,
January 2016 in “Acta histochemica” Black sheep have higher levels of Gnαs and Gnα11 proteins, which may affect their coat color.