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Vitamin B12 Deficiency Your body stores 1,000-2,000 times as much vitamin B12 as you'd eat in a day, so it can take many years to see symptoms of vitamin B12 deficiency
Some ME/CFS patients have displayed elevated BAFF, but the gene expression of the BAFF receptor (TNFRSF13C) has been shown to be reduced in ME/CFS patients, suggesting that the elevated serum BAFF is a compensatory mechanism
J Mol Med 2003
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