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Cell (2010) 141:6980

As shown in Table 2, ascorbic acid is a potent water soluble antioxidant capable of scavenging/ neutralizing an array of reactive oxygen species viz., hydroxyl, alkoxyl, peroxyl, superoxide anion, hydroperoxyl radicals and reactive nitrogen radicals such as nitrogen dioxide, nitroxide, peroxynitrite at very low concentrations [15]

These new spaces are really for a young and expanding audience, Fleming-Milici says

Hypoxia inhibits colonic uptake of the microbiota-generated forms of vitamin B1 via HIF-1-mediated transcriptional regulation of their transporters