January 2010 in “Nihon Hou Kagaku Gijutsu Gakkaishi” This study concluded that their modified immunohistochemical staining protocol can determine the ABO blood group of both medullated and non-medullated scalp hair, potentially aiding in hair sample screening before DNA analysis.
60 citations
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December 2003 in “Journal of Investigative Dermatology” This study found that keratin 6hf, a type II keratin, is expressed in specific regions of mouse and human hair and suggests potential interactions with keratin 17, impacting hair development and associated disorders.
22 citations
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September 1998 in “PubMed” This study found that the water fraction of Panax ginseng may reduce apoptosis and enhance medullary cell formation in the hair follicles of irradiated mice, suggesting a potential protective effect.
9 citations
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September 2016 in “Forensic science international” In this study, Thai scalp hair exhibited some age and sex variations in hair area, which may aid forensic and anthropological investigations.
7 citations
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April 2018 in “Cosmetics” This study found that the medulla of Japanese hair contains unsaturated lipids such as squalene and oleic acid, which may contribute to hair glossiness.