21 citations
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April 1982 in “Genetics Research” Mice with the naked gene have missing or abnormal hair cells.
19 citations
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July 1964 in “PubMed” Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
August 2018 in “Journal of The American Academy of Dermatology” Aging significantly affects the hair and scalp of nonbalding Caucasian women, with changes that differ from male pattern baldness.
3 citations
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July 2023 in “Acta Biomaterialia” PepACS offers a safer, eco-friendly way to perm, dye, and repair hair.
October 2024 in “BMC Genomics” Understanding hair follicle development can help improve cashmere quality.
7 citations
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January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
NaOH treatment improves hair strength and suitability for textiles.
9 citations
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July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
January 2023 in “SSRN Electronic Journal” The fibroin-based formulation strengthens and repairs chemically damaged hair.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
6 citations
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October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
6 citations
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December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
September 1978 in “PubMed” Chondroitin sulphate is more abundant than hyaluronic acid in skin and hair samples, except in gamma-keratosis.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
January 2024 in “World Congress on Medical Physics and Biomedical Engineering, September 7 - 12, 2009, Munich, Germany” Polisorbate 20 is not suitable for curl creams due to instability.
83 citations
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May 2011 in “Experimental Dermatology” Sheep have 17 keratin genes, similar to humans, but with different expression patterns affecting wool and hair.
16 citations
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December 2016 in “ecancermedicalscience” Hair analysis may help detect breast cancer early by identifying changes in lipid content.
8 citations
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January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
43 citations
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September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
28 citations
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December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
11 citations
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July 2004 in “International Journal of Cosmetic Science” The conclusion is that a new method to measure hair shine was confirmed to match people's visual assessments.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
7 citations
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July 2004 in “International Journal of Cosmetic Science” Different hair types from various ethnic groups affect hair shine due to characteristics like thickness and shape.
4 citations
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June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
4 citations
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March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
10 citations
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September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.