3 citations
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December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
109 citations
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June 2000 in “Development” Notch pathway activation causes abnormal hair layer development.
January 2024 in “Journal of cutaneous and aesthetic surgery” Scalp injuries and harsh hair care can cause severe hair matting in children.
September 2016 in “Journal of Dermatological Science” Björnstad syndrome causes twisted hair from birth.
53 citations
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March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
22 citations
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May 2021 in “Nature Communications” Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.
72 citations
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December 2011 17 citations
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
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March 2019 in “Progress in Human Geography” Hair significantly shapes body identity and social interactions, influencing how we perceive and relate to our bodies.
52 citations
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August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
13 citations
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January 2002 in “Biological chemistry” Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
107 citations
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October 2014 in “PeerJ” Hair's molecular structure is mostly consistent, but genetic differences affect lipid types, which could help diagnose diseases.
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February 2001 in “PubMed” A medication called sodium valproate likely caused a girl's hair to become kinky and dry.
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August 2010 in “Journal of The American Academy of Dermatology” Certain hairstyles and less hair oil use in African American girls can lead to scalp conditions like traction alopecia and seborrheic dermatitis.
25 citations
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October 1996 in “Dermatologic Clinics” Loose Anagen Syndrome causes easy-to-pull, thin hair, mainly in young girls, and improves with age.
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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.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
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July 2021 in “Cutis” New military hair rules for women promote inclusivity and prevent hair damage.
48 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
January 2010 in “EPub Bayreuth (University of Bayreuth)” Polyquaternium-87 reduces hair friction the most among tested polymers.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
August 2011 in “SpringerReference”
January 2020 in “Clinical dermatology open access journal” Changing certain hairstyles can prevent worsening hair loss in Mexican women.
3 citations
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January 2015 in “Mathematical problems in engineering” Hair damage increases significantly with higher temperatures and longer heating times.
10 citations
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January 2012 in “International Journal of Cosmetic Science” Thioglycolic acid mainly affects the unordered areas in hair structure.
11 citations
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June 2013 in “PubMed” The automated flat iron can permanently straighten hair without chemicals, especially at 154°C, and silicone improves the results.
A young athlete's fragile hair condition improved by cutting hair and using gentle shampoo.
38 citations
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July 1993 in “Journal of Investigative Dermatology” September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” SELP::KP improves hair strength, elasticity, and health, making it a promising hair cosmetic.