Cysteine and Glutamine Levels in Hair Shaft Fracture Patients

    Amal El Sayed Farag, Shady Fikry Abdel-Salam, Yasmina Ahmed EL Attar, Rowida Raafat Ibrahim, Yomna Mazid El Hamd Neinaa
    TLDR Cysteine strengthens hair, and glutamine fuels hair growth.
    The document discusses hair shaft fractures caused by environmental and chemical factors, highlighting various structural defects like trichorrhexis nodosa and monilethrix. It emphasizes the role of cysteine in maintaining hair shaft stability through disulfide bond formation and suggests that glutamine serves as a significant energy source for hair follicles.
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