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Letters |
Clin. Chem. Lab.,
1
Lab. of Endocrinol. and Toxicol., Azienda Ospedaliera Careggi Firenze, Firenze, Italy,
2
Dept. of Clin. Pathophysiol., University of Firenze, Firenze, Italy
a Address correspondence to this author at: Lab. di Endocrinol., Azienda Ospedaliera Careggi, Largo Palagi 1, 50139 Firenze, Italia.
To the Editor:
Adult intestinal alkaline phosphatase (IAP) isoenzyme has
long been known to be a minor component of serum alkaline phosphatase
(ALP). On electrophoresis it migrates in the ß-globulin position and
is detectable at low activity (<20% of total ALP) in ~20% of sera
from healthy individuals (1). Increased IAP activity has
been reported in chronic renal failure (55%), liver cirrhosis (46%),
and diabetes (54%) (2). Moreover, subjects with blood
groups O and B have also been reported to have increased serum IAP
activity, especially in postprandial samples after a fatty meal
(3). A high percentage
References
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