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Williams, A novel role for vitamin B12: Cobalamins are intracellular antioxidants in vitro, Free Radical Biology and Medicine, Volume 47, Issue 2, 15 July 2009, Pages 184-188, ISSN 0891-5849, J

The peptide sequence was identified within a protective gastric protein found in human gastric juice
Stability of protein pharmaceuticals: an update

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