CAT and Bloom syndrome: However, treatment with MQZJFDH could markedly enhance the activities of SOD (p < 0.05) and CAT (p < 0.05), and the level of GSH (p < 0.001) in lung tissues and GSH-Px (p < 0.001) in the serum of BLM-treated rats, while decrease the MDA level (p < 0.05) in lung tissues of BLM-treated rats, as compared with the BLM control group.