In this study, the researchers measured the specific density and dielectric permeability of human hair by analyzing the attenuation of millimeter radiowaves and accounting for multiple reflections within the hair layer.
29 citations
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June 2014 in “Drug delivery” This study reported that nanoemulsions significantly improved the skin permeability of thiocolchicoside compared to its aqueous solution, suggesting they are effective carriers for its transdermal delivery.
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February 2015 in “Zenodo (CERN European Organization for Nuclear Research)” This study tested five different brands of hair building fibers, examining their electrostatic and dielectric properties as well as analyzing their fiber structure with scanning electron microscopy.
39 citations
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November 2016 in “Pharmaceutics” This study found that the contribution of the hair follicle pathway to skin permeation of chemicals can be predicted using lipophilicity, with hydrophilic chemicals showing greater permeation reduction from hair follicle plugging than lipophilic ones.
November 2022 in “Cureus” This study reviews various treatment options for androgenic alopecia, emphasizing the potential use of drug-loaded nanoparticles, but reports no new research results.