11 citations
,
January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
January 2025 in “Journal of Raman Spectroscopy” Polarized Raman spectra can reveal changes in hair keratin's protein structures.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
6 citations
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December 2018 in “International Journal of Cosmetic Science” CARB is a strong barrier in human hair that prevents dye penetration.
27 citations
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May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.