Centre of Reproductive Medicine/Family Planning Research Institute,Tongji Medical College,Huazhong University of Science and Technology,Wuhan 430030,China;
Department of Obstetrics and Gynecology,Third Hospital of Shanxi Medical University.Shanxi Bethune Hospital,Shanxi Academy of Medical Sciences,Tongji Shanxi Hospital,Tongji Medical College.Huazhong University of Science and Technology,Taiyuan 030032,China;
Nucleic acid probe; EndonucleaseⅣ; Secondary structure; Genomic mutation; SNP detection;