Paradoxical Rise in Urinary Alkaline Phosphatase Activity During Storage

Alkaline Phosphatases in Biology and Medicine

“…It was nec essary to dialyze the urine to eliminate the high concentration of phosphate, which acts as a competitive inhibitor [179], Even after dialysis, storage of urine specimens causes an increase in the AP [ 180]. The main prob lem, however, was the high rate of false neg atives and a lack of specificity [178],…”