17 citations,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
16 citations,
May 2017 in “Journal of cosmetic dermatology” An unhealthy scalp can damage new hair, but using ZPT shampoo can improve hair health.
8 citations,
December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
3 citations,
January 2015 in “Mathematical problems in engineering” Hair damage increases significantly with higher temperatures and longer heating times.
1 citations,
July 2019 in “Microscopy Today” Microfluorometry effectively measures how much polymer coats and penetrates hair, useful for evaluating hair products.