<prompt> In genetic deficiency of MPO the increased susceptibility to infection is due to -Defective production of ProstaglandinsDefective rolling of neutrophilsInability to produce hydroxyl-halide radicalsInability to produce hydrogen peroxide  <response>: Myeloperoxidase is an enzyme in Macrophages for production of hypochlorous radical from H2O2, which kills bacteria. Basic Pathology, Robbins. Page no.: 38 