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Description
Most risk assessment decisions are currently based on information concerning the aminoglycosides, halogenated anaesthetics, several heavy metals, and lithium, where there is an excellent concordance between animal data and findings in humans exposed to these agents (Kluwe et al., 1984

In the U.S
[15] [18] For borderline results, additional tests such as methylmalonic acid, homocysteine, or holotranscobalamin may be considered

There is no validated lab marker for NNMT inhibition outside research labs
