MPO has various meanings in the Common Medical category. Discover the full forms, definitions, and usage contexts of MPO in Common Medical.
Myeloperoxidase is a peroxidase enzyme that in humans is encoded by the MPO gene on chromosome 17. MPO is most abundantly expressed in neutrophil granulocytes, and produces hypohalous acids to carry out their antimicrobial activity. It is a lysosomal protein stored in azurophilic granules of the neutrophil and released into the extracellular space during degranulation.
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