15 citations
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May 2013 in “International Journal of Cosmetic Science” Different ethnic hair types have unique nanoscopic and molecular features despite having the same basic keratin structure.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
December 2020 in “Macromolecular Symposia” These polymers can improve hair texture and reduce water loss in hair cosmetics.
33 citations
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February 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” IGF-1 increases whisker growth in transgenic mice.
2 citations
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May 2021 in “Journal of pharmaceutical and biomedical analysis” A new method was developed to accurately detect and measure 47 different drug ingredients in various products.
3 citations
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January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
1 citations
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February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
12 citations
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June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
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.
4 citations
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January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
1 citations
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April 2022 in “Crystal Growth & Design” July 2025 in “International Journal of Cosmetic Science” A new 6-point scale reliably measures heat damage to hair from styling tools.
September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
21 citations
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December 1994 in “British Journal of Dermatology” Sheep dermal papillae can help form hair follicles in skin models.
2 citations
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March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
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.
2 citations
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February 2018 Raman spectroscopy can help identify cancerous skin tissue during surgery.
5 citations
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September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
January 2012 in “한국미용학회지” Applying conditioner in the middle of a perm process reduces hair damage the most.
22 citations
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March 2019 in “The Journal of Cell Biology” The Wave complex controls skin growth by suppressing certain signals.
21 citations
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November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” Low-frequency skin massage helps nanoparticles penetrate hair follicles better.
1 citations
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January 2016 in “Springer briefs in molecular science” I'm sorry, but there's no information provided for me to summarize.
7 citations
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February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
1 citations
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December 2022 in “Skin Research and Technology” The technique helps measure how hair styling ingredients affect hair's stiffness and flexibility.
December 2024 in “Problems of Biological Medical and Pharmaceutical Chemistry” Students from the Middle East and Moscow have different hair element levels due to their environments.
1 citations
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March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
May 2026 in “Journal of Investigative Dermatology”
5 citations
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January 2016 in “Journal of Molecular Histology” Both main and alternative Wnt signaling are important for regrowing rodent whisker follicles.
January 2012 in “Jounal of The Korean Society of cosmetology” Applying conditioner mid-treatment reduces hair damage during perms.