<prompt> Which of the following helps in generating reactive O2 intermediates in the neutrophils?NADPH oxidaseSOD superoxide dismutaseCatalaseGlutathione peroxidase  <response>: Within the phagocytes, the following reaction takes place:The initiating enzyme for this process is NADPH oxidase also called respiratory burst oxidase.Glutathione peroxidase, glutathione reductase and superoxide dismutase are examples of anti-oxidants. They reduce free radical formation. 