%0 Journal Article %T The Chromatographic Determination of Cystine and Cysteine Residues in Proteins as S-β-(4-Pyridylethyl)cysteine %A Friedman, M. %A Krull, L.H. %A Cavins, James F. %A , %J Journal of Biological Chemistry %@ 0021-9258 %D 1970-08-01 %I Elsevier BV %~ DeepDyve