Xanthine oxidase (XO) is an enzyme that catalyzes the production of uric acid and superoxide radicals from purine bases: hypoxanthine and xanthine and is also expressed in respiratory epithelial cells. Uric acid. which is also considered a danger associated molecule pattern (DAMP). could trigger a series of inflammatory responses by activating the inflammasome complex path and NF-κB w... https://countryscenesaddleryandpetsuppliers.shop/product-category/billy-royal-show-halters/