Effect of various regimens of vitamin B6 and folic acid on mild hyperhomocysteinaemia in vascular patients
Andreeff M , Kreis W, Miller W, Gee T, Berman E, Kolitz J, Kempin S, Straus D, Reich A, Tafuri A, Espiritu E, Deere M, Clarkson B
7.3 Why Can Sample Handling Distort GSH/GSSG Results
PMID: 12599230
Structural and functional characterization of the mutant Escherichia coli glutaredoxin (C14S) and its mixed disulfide with glutathione
Thats what the Harvard study found, too: High intake of vitamin B12 alone was not associated with increased fracture risk