Thyroid peroxidase (TPO), an enzyme normally found in the thyroid gland, plays an important role in the production of thyroid hormones. A TPO test detects antibodies against TPO in the blood.hyroid peroxidase (TPO), an enzyme normally found in the thyroid gland, plays an important role in the production of thyroid hormones. A TPO test detects antibodies against TPO in the blood.
Community development district. A community development district (CDD) is a local, special-purpose government framework authorized by Chapter 190 of the Florida Statutes as amended, and is an alternative to municipal incorporation for managing and financing infrastructure required to support development of a community. Contents.
A direct-access storage device ( DASD ) pronounced ) is a secondary storage device in which each physical record has a discrete location and a unique address. IBM developed DASDs for use with mainframe computers and some minicomputers . Disk drives , magnetic drums , data cells and optical disc drives are all classified as DASDs.