Lack of phosphatase activity in the "ultra fast" isoenzyme band.
D000469:Alkaline Phosphatase / Q000032:analysis*; D001663:Bilirubin / Q000032:analysis; D004588:Electrophoresis, Cellulose Acetate; D006801:Humans; D007527:Isoenzymes / Q000032:analysis*
D007527:Isoenzymes; D000469:Alkaline Phosphatase; D001663:Bilirubin