The respiratory system is responsible for gas exchange in animals-that is, the respiratory system transfers oxygen and carbon dioxide from the air to the circulatory system, and vice versa, across the respiratory surface. Different organisms utilize different methods of respiration.
Vancomycin is a branched tricyclic glycosylated peptide with bactericidal activity against most organisms and bacteriostatic effect on enterococci.
For more images of this bacterium, search the Public Health Image Library. Vancomycin [vanâkÅâmÄ«âsin]-intermediate Staphylococcus aureus [staffâuâluâkawâkus awâreeâus] (also called VISA) and Vancomycin-resistant Staphylococcus aureus (also called VRSA) are specific types of antimicrobial-resistant bacteria.