January 2011 in “대한피부과학회지” This article reports a case of trichothiodystrophy in a 7-year-old girl with sulfur deficiency in her hair, characterized by sparse, slow-growing hair and distinctive tiger tail banding under microscopy.
September 2025 in “Sahel Journal of Life Sciences FUDMA” This study reported that albino Wistar rats exposed to chemical hair straighteners showed significant hair fiber damage and scalp skin deterioration, which worsened with repeated and prolonged application, highlighting the cytotoxic potential of these products and potential systemic risks.
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July 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study suggests that BLMP-1 is important for timely molting and oscillatory gene expression in C. elegans, indicating a potentially conserved mechanism for rhythmic skin regeneration.
January 1996 in “대한피부과학회지” This study found that permanent dye application causes initial swelling and subsequent degradation of the hair cuticle, with recovery taking more than 8 weeks to approach pre-treatment conditions.
January 2004 in “Laboratory Animal Science and Administration” This study found that the hairless mutant gene in C 57BL/6 mice affects the hair follicle cycle and leads to early thymus degeneration and distinct skin changes.