1Reproductive Medicine Research in the Era of Translational Medicine:Challenges and PerspectivesWANG Yi-feiCommentary327-3292Menstrual Cycle and A New Concept of Ovarian Cycle in Assisted Reproductive TechnologyZHUANG Guang-lunExpert Forum330-3313Status of Assisted Reproductive Technology in ChinaQIAO Jie, MA Cai-hongExpert Forum332-3334Progress of Reproductive SecurityHUANG He-feng, LUO Qiong, ZHU Yi-minExpert Forum334-3405Reproduction of Tumor-bearer——A New Interdisciplinary SubjectLU Guang-xiu, YANG Xiao-yiExpert Forum341-343,3476Granulosa and Oocyte DevelopmentSHEN HuanExpert Note344-3477Impact of Biopsy on the Embryo Developmental PotentialXU Yan-wenExpert Note348,3588In Vitro Embryo Survivability AssessmentSUN Hai-xiangExpert Note349-350,3589Application of Single Nucleotide Polymorphism in Preimplantation Genetic DiagnosisLI Gang, LIU Yan, SUN Ying-puHot Topic351-35310Acceptability and Ethical Debate about Preimplantation Genetic DiagnosisYANG Kun, ZHANG Yun-shanHot Topic354-35811Characteristics of Trigger in the Different COS ProtocolsMA Wen-hong, LIANG Xiao-yanHot Topic359-361,38012Embryo Transfer Strategies for Special Cases in ART LaboratoryWU Ke-liang, LIU Hui, YU Guan-ling, ZHAO Hai-bin, LI Mei, CHEN Zi-jiangHot Topic362-36413Factors Involved in Repeated IVF FailuresNI Hao, CHEN Lei-ning, OU Xiang-hong, QUAN SongHot Topic365-368,37214Clinical Importance of Screening Antisperm Antibodies in SemenWEN Ren-qian, TANG Yun-geHot Topic369-37215How to Achieve the Best ART Pregnancy Rate via Sperm SelectionWANG Xue-mei, FENG Huai-liangHot Topic373-37716Treatment with Assistant Reproductive Technology for Male InfertilityTENG Xiao-ming, HAN Yi-bing, HUANG Wen-qiang, CHEN Zhen-wenHot Topic378-38017Genetic Counseling and Assisted Reproductive Technology Therapeutic Strategies for Male InfertilityCAI Jing, YIN Biao, ZENG YongHot Topic381-387,41618Effects of the Supplemental Recombinant Human Luteinizing Hormone on the Ovarian Stimulation and Implantation Rate in Those Down-regulated Women of Advanced Reproductive AgeYE Hong, HUANG Guo-ning, PEI Li, ZENG Pin-hong, ZHANG Xiao-dong, LUO XiuOriginal Article388-39219Evaluation for the Intermittent Withdrawal Protocol in COHGAO Ming-xia, CHEN Si-tong, MA Xiao-ling, ZHANG Xue-hong, LIU KunOriginal Article393-396,42520Application of Gradient Centrifugation In Vitro Treatment of Sperm-binding AntibodyLIU Li, YUE Zong-xiang, LAI Yu, HE Wei, WANG Shi-heng, ZHANG Chang-huiOriginal Article397-398,403 