1. Some alkaloids have shown potential activity against methicillin-resistant " Staphylococcus aureus ". 2. It can be caused by " Staphylococcus aureus " toxins, for example. 3. Examples of these include Enterococcus, E . coli 0157 and Staphylococcus Aureus . 4. Those two substances show antibacterial activity against methicillin-resistant " Staphylococcus aureus ". 5. Many more people are infected with Staphylococcus aureus than H . pylori. 6. Classical complement activation has also been shown to combat Methicillin-resistant Staphylococcus aureus . 7. The fungus also showed inhibitory effects on " Staphylococcus aureus ". 8. It has been shown to be active against Staphylococcus aureus and Candida albicans 9. The company also manufactures pharmaceuticals for use against methicillin-resistant Staphylococcus aureus . 10. The derivatives were tested against six Gram-positive bacterial strains : " Staphylococcus aureus "