School of Medicine, Shandong University, Jinan 250012, China;
Shandong Medicinal Biotechnology Center, Shandong Academy of Medical Science, Key laboratory of Ministry of Health for Biotech-Drug, Jinan 250062, Shandong Province, China;
Shandong Medicinal Biotechnology Center, Shandong Academy of Medical Sciences, Key Laboratory of Ministry of Health for Biotech-Drugs, Jinan 250062, Shandong Province, China;
Jinan Infectious Disease Hospital, Jinan 250021, Shandong Province, China;