the keratan sulphate proteoglycans that can be prepared from bovine corneal stroma [ axelsson & heinegard ( 1975 ) biochem . j . 145 , 491-500 ] were characterized by gel chromatography , gel electrophoresis and analytical ultracentrifugation in associative ( 0.6 m-nacl ) and dissociative ( 6m-guanidinum chloride ) solvents .
C0037494
nacl
C0008203
chloride