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Stomach acid and enzymes free vitamin B 12 from food, allowing it to bind to R-protein (formerly known as transcobalamin I and now called haptocorrin), found in saliva and gastric fluids
It takes less than 15 minutes for our Director of Procedural Medicine to administer
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It typically contains a blend of ingredients known as MIC: Methionine, Inositol, and Choline
The first example of an immunoassay targeting vitamin B12 in human serum appeared in 1982
Jan 2021;45(1):22-31
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