13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
6 citations
,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
4 citations
,
August 2023 in “Journal of Investigative Dermatology” Certain genes influence the direction of hair whorls on the scalp.
7 citations
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November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
Coconut and castor oils may naturally boost hair growth by increasing keratin.
5 citations
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September 2012 in “Journal of Investigative Dermatology” Scientists can mimic hair disorders by altering genes in lab-grown human hair follicles, but these follicles lack some features of natural ones.
11 citations
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January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
33 citations
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December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.