which are high in green-colored myeloperoxidase.

The buffy coat is commonly used for DNA extraction, with leukocytes providing approximately 10 times more concentrated sources of nucleated cells. Mammalian erythrocytes are anucleate and do not contain DNA, so erythrocytes are normally removed for DNA analysis. A common protocol is to store buffy coat specimens for future DNA isolation and these may remain in frozen storage for many