DiaSorin_logo P.281Recently cleared by FDA, the Liaison N-Tact PTH Gen II immunoassay from DiaSorin, Stillwater, Minn, is intended for the quantitative determination of intact human parathyroid hormone (PTH) in human serum and plasma samples. Measurement of PTH is used to assess calcium metabolism disorders, and the hormone remains an important regulator of calcium homeostasis. A 200-test kit, the immunoassay has an open kit shelf life of 8 weeks and can be run on either the Liaison or Liaison XL platform. The test has low cross-reactivity to the 7-84 and other inactive fragments, supporting conservative patient management. For more information, visit DiaSorin.