ABSTRACT Staphylococcus aureus is an opportunistic pathogen that employs an array of different virulence factors to evade the immune system. The bi-component pore-forming leukocidins are of particular importance for their ability to target and kill phagocytes. The operon of two of these toxins. lukED and lukSF-PV. https://bellfordtoysandhobbiers.shop/product-category/wooden-shape-sorting/