10 citations
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January 1994 Hair can be straightened using different chemicals, not just strong alkali.
October 2001 in “WORLD SCIENTIFIC eBooks” Many substances, including chemicals and metals, can cause skin reactions; careful handling and identification of allergens are crucial to prevent dermatitis.
208 citations
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December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
19 citations
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January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
1 citations
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January 2016 in “Springer briefs in molecular science” Natural plant-based substances can be used as effective hair dyes.