Epithelia Under Attack: The Skin, Gut, and Respiratory Barriers
The Dermatology Digest
FEBRUARY 26, 2024
By Krishna Patel and Peter Lio, MD Introduction The epithelial barrier is the first line of physical, chemical, and immunological defense against allergens, irritants, pathogens, and other environmental factors. Defects in the stratum corneum allow for foreign antigens, irritants, and pathogens to enter the epidermis. 2010.10.018.
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