1. Department of Biological and Environmental Engineering, Changsha University, Changsha 410003, Hunan, China
2. Department of Molecular Pathology, Guangzhou Kingmed Center for Clinical Laboratory, Guangzhou 510000, Guangdong, China
3. Department of Somatic Stem Cell, Hunan Guangxiu Hospital, Changsha 410002, Hunan, China
4. Department of Microbiology and Immunology, Medical School of Jishou University, Jishou 416000, Hunan, China