THE EFFECTS OF CURCUMIN TO GLUTATHIONE PEROXIDAS E (GSH), MALONDIALDEHYDE (MDA) AND ADVANCED PROTEIN OXIDATION (AOPP) LEVELS AND SUPEROXIDE DISMUTAS E (SOD) AND CATALAS E (CAT) ACTIVITIES IN THE EXPERIMENTAL LIVER INJURY IN SWISS ALBINO MICE -FORMED BY DIETHYLNITROSAMINE (DEN