two isozymes of cytochrome p-450 were partially purified to specific contents of 7.0 and 0.5 nmol/mg of protein , respectively , from placenta of non-smoking women by chromatography on octyl sepharose , hydroxylapatite , deae-cellulose and cm-cellulose .
C0011050
deae-cellulose
C0007648
cellulose