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[8] It may seem like common sense to take a supplement to address a deficiency in folate, but not all sources of vitamin B9 are created equally

Human recombinant EGF was obtained from Corning (New York, USA)

To the best of our knowledge, we show here the first archaeal SAHH/SIHH crystal structures within the Euryarchaeota and Crenarchaeota phyla in the presence of hypoxanthine derivatives (inosine and SIH) of the recently proposed alternate SAM salvage pathway 13
