13 citations
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September 1997 in “Archives of Dermatology” The boy likely has a fungal infection causing hair loss.
3 citations
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September 2005 in “Experimental dermatology” The cornified envelope is crucial for skin's barrier function and involves key proteins and genetic factors.
August 1969 in “Archives of Dermatology” After calciphylaxis, rats showed incomplete skin and hair regeneration, resembling scar tissue with fewer hairs.
April 2019 in “Journal of Investigative Dermatology” Caffeine can protect scalp hair follicles from damage caused by UV radiation.
207 citations
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September 1973 in “Entomologia Experimentalis et Applicata” B-type hairs on female butterfly legs help them choose where to lay eggs.
53 citations
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September 2004 in “American journal of medical genetics. Part C, Seminars in medical genetics” Mutations in keratin genes cause cell fragility and various skin disorders.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
4 citations
,
November 2012 in “Dermatitis” A man got severe skin irritation after using marking nut sap for hair loss.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
11 citations
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February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
9 citations
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June 2024 in “Cell Reports” Hair follicles play a crucial role in regulating skin barrier function.
6 citations
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February 2023 in “Genes” CUX1 boosts sheep hair cell growth and affects curl patterns.
8 citations
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July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
December 2021 in “Journal of Investigative Dermatology” Neutrophils quickly move to the site of skin injury.
10 citations
,
July 1984 in “British Journal of Dermatology” Epidermal cysts come from the skin, while pilar cysts come from hair follicles.
5 citations
,
September 2019 in “Journal of Biomedical Optics” 1319-nm laser radiation can cause skin damage, with severity depending on exposure time and beam size.
43 citations
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April 1996 in “Journal of Investigative Dermatology”
March 2023 in “Journal of Veterinary Medicine and Animal Health” The fly larvae infestation caused severe skin damage and health issues in Kenyan dogs.
4 citations
,
January 2007 in “Australian Veterinary Journal” A horse's sudden hair loss was caused by an allergic reaction to a coat conditioning powder.
Pseudopelade is likely an independent disease due to its distinct features.
3 citations
,
March 2019 in “Contact Dermatitis” Using Indian marking nut sap for hair loss caused a skin rash on a woman's face.
December 2022 in “The journal of pediatrics/The Journal of pediatrics” A young girl's foot lesion was actually a rare condition caused by a hair fragment under the skin, not a parasite.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
15 citations
,
September 2002 in “Journal of Biological Chemistry” Abnormal keratin expression in mice causes severe oral issues, affecting feeding.
14 citations
,
March 2017 in “Plastic and reconstructive surgery. Global open” Hair follicle damage happens during hair transplants and can impact success; better surgical methods are needed.
July 2024 in “Journal of Investigative Dermatology” Hair follicles are crucial for maintaining skin barrier function.
51 citations
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January 2006 in “Wound Repair and Regeneration” MRL/MpJ mice's skin wounds heal with scars, unlike their ear wounds which can regenerate.
February 2024 in “International journal of molecular sciences” UV exposure reduced hair shine in mice, but minoxidil helped restore it.
3 citations
,
August 2011 in “PubMed” Coconut oil protects hair from damage better than regular grooming practices.