Intrinsic Factor Blocking Antibody
Intrinsic Factor, produced by cells lining the stomach, binds Vitamin B12 (cyanocobalamin) to facilitate absorption of the vitamin. Blocking antibody impedes the action of Intrinsic Factor as observed in approximately half of the patients who develop pernicious anemia.
$120.00Price for members $60.00
Preparation: Please do not exercise prior to testing. It is best that your blood is taken in a rested state.