<prompt> All of the following is true except -NADPH oxidase acts superoxide ionsChediak-Higashi syndrome is due to defective phagolysosome formationIn Brutons agammaglobulinemia opsonisation is not electedMyeloperodixase action is mainly due to OCI  <response>: NADPH oxidase nicotinamide adenine dinucleotide phosphate oxidase is a membrane-bound enzyme complex that faces the extracellular space Chediak-Higashi syndrome CHS is a rare, inherited, complex, immunedisorder that usually occurs in childhood characterized by reduced pigment in the skin and eyes oculocutaneous albinism, immune deficiency with an increased susceptibility to infections, and a tendency to bruise and bleed easily. Myeloperoxidase MPO is a peroxidase enzyme that in humans is encoded by the MPO gene on chromosome 17. MPO is most abundantly expressed in neutrophil granulocytes a subtype of white blood cells, and produces hypohalous acids to carry out their antimicrobial activity. 