New from our group: in CTCL, S. aureus is not just a bystander. Staphylococcal enterotoxins activate malignant + non-malignant T cells, amplifying cytokines that damage the epidermal barrier. This links colonization directly to pathology.
doi.org/10.1111/all.70292
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doi.org
Staphylococcus aureus Augments Epithelial Skin Barrier Damage Through T Cell Activation in Cutaneous T Cell Lymphoma
Staphylococcus aureus, commonly colonising CTCL patients, augments skin barrier dysfunction. Staphylococcal enterotoxins induce T-cell release of barrier-repressing cytokines (IL-4, IL-13, IL-22, OSM...