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The document contained multiple abstracts related to hair and skin research. One study by T. Ezure and K. Matsuzaki developed a novel 3D imaging method, ASAXA-μCT, which revealed that sweat glands shrink upward with aging, causing dermal defects that lead to decreased skin elasticity, wrinkling, and sagging. Another study by E. Carrasco et al. focused on chromatin remodeling in dermal papilla cells during the hair follicle cycle, finding significant epigenetic changes. S. Buscone et al. investigated the role of photoreceptors in hair growth, showing that blue light stimulates hair growth via CRY1 and OPN3. Lastly, J.M. Ceruti et al. found that bone morphogenetic proteins (BMPs) are critical for hair follicle interactions and that their downregulation by androgens contributes to androgenetic alopecia.