1. Guangdong Key Laboratory of Genome Stability and Human Disease Prevention, Guangdong Key Laboratory of Regional Immunity and Diseases, Department of Pathophysiology (W.L., G.W., W.C., Y.L., J.L.), School of Medicine, Shenzhen University, China.
2. Prenatal Diagnosis Center, The Women and Children Hospital of Guangdong Province, Guangzhou, China (C.Z.).
3. Department of Basic Medicine, School of Medicine, Jingchu University of Technology, Jingmen, China (W.D.).
4. Department of Cell Biology and Medical Genetics (C.W.), School of Medicine, Shenzhen University, China.