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Indeed, COPD patients with acute upper respiratory tract infections receiving selenium with zinc, vitamin C, and Echinacea Purpurea showed less severe and shorter exacerbation episodes when compared with the placebo group
In the context of defense against ROS, selenium as the glutathione (GSH) system plays key functions (18)
It may also influence fibroblast activity and extracellular matrix remodeling, contributing to structural tissue repair