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In people whose vitamin B 12 deficiency is related to overgrowth of intestinal bacteria, treatment with oral antibiotics such as tetracycline (sold under several brand names) may stop bacterial overgrowth and allow the absorption of vitamin B 12 to return to normal
Curry K
Raasch et al., 2011
Preservation of the highest (millimolar) concentrations of reduced GSH in most cell types highlights GSH vital and multifunctional roles in controlling various biological processes like detoxification of foreign and endogenous compounds, protein folding, regeneration of vitamins C and E, maintenance of mitochondrial function, regulation of cell cycle and cell proliferation, apoptosis, immune response, and multiple other cellular and biological functions, particularly important, antiviral defense (Meister and Anderson, 1983
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