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The latter is better, but we recommend methylcobalamin, as it includes a methyl group and directly aids in lowering homocysteine levels and in fixing nerve damage, two issues often faced by pernicious anemia and B12 deficiency patients
Toxics 9, 42
The concentrated protein was applied onto a Superdex 75 Increase 10/300 GL column and eluted with buffer T containing 300 mM KCl
Those who dislike needles may still find that B12 pills are a convenient alternative
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