1. Department of Biochemistry, Qiqihar Medical University, Qiqihar 161006, China
2. Department of Clinical Pathogenic Microorganism, Qiqihar Medical University, Qiqihar 161006, China
3. Department of Clinical Biochemistry, Qiqihar Medical University, Qiqihar 161006, China
4. Department of Biology Genetics, Qiqihar Medical University, Qiqihar 161006, China