1 citations
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January 2015 in “Bulletin of the Russian Academy of Sciences Physics” Hair tissue can help monitor environmental and public health risks.
Caucasian and Mediterranean hair is denser and varies in color and texture compared to African and Asian hair.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
24 citations
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December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
2 citations
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October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
1 citations
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September 2021 in “International journal of research - granthaalayah” Human hair has bipolar electrical charges because of a gap in the hair follicle's electromagnetic field.
8 citations
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March 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” The 14-3-3σ gene is essential for preventing hair loss.
30 citations
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July 1993 in “Journal of Investigative Dermatology”
1 citations
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May 2023 in “JAMA dermatology” Tight hairstyles can cause hair loss, which can be permanent if not treated early.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
January 2026 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Corkscrew hairs can help diagnose trichotillomania.
January 2016 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” A 6-group geometric classification of human scalp hair is more reliable and objective for testing than an 8-group system.
7 citations
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June 2018 in “Journal of the American Academy of Dermatology” The document suggests finding a simpler, cheaper way to diagnose Uncombable Hair Syndrome.
21 citations
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July 2010 in “International Journal of Cosmetic Science” Older people's hair becomes less shiny because it gets more uneven and curved.
40 citations
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February 1994 in “Journal of Investigative Dermatology”
10 citations
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November 1997 in “British Journal of Dermatology” A 10-year-old boy had the earliest reported case of hair that became progressively kinkier but eventually returned to normal on its own.
5 citations
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September 2013 April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
8 citations
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October 2024 in “Developmental Cell” 28 citations
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January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
10 citations
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January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
1 citations
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June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
12 citations
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August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
9 citations
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July 2008 in “Archives of Dermatological Research” 108 citations
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October 2003 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin makes hair follicles stronger.
41 citations
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January 2018 in “Advances in experimental medicine and biology”
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.