1. Sichuan Provincial Key Laboratory for Genetic Disease, Sichuan Provincial People's Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, Sichuan 611731, P.R. China
2. Department of Thoracic Surgery, Sichuan Provincial People's Hospital, University of Electronic Science and Technology of China, Chengdu, Sichuan 611731, P.R. China
3. Department of Immunology, North Sichuan Medical College, Nanchong, Sichuan 637100, P.R. China
4. College of Medical Technology, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan 610072, P.R. China