ea0059p056 | Clinical biochemistry | SFEBES2018
Piec Isabelle
, Tompkins Beatrice
, Fraser William
Asfotase alfa (AA, STRENSIQ, Alexion Pharmaceuticals, Inc.) is the first FDA-Approved treatment for patients with hypophosphatasia, the result of a mutation in the tissue-nonspecific alkaline phosphatase (ALPL) gene. Because it contains the ALP active site, AA is able to catalyse the substrate as the antibody-conjugated ALP would within an assay. Therefore, AA present in a patientÂ’s sample may generate a false positive or a false negative result. We investigated ...