1. Magee‐Womens Research InstituteDepartment of Obstetrics, Gynecology and Reproductive SciencesUniversity of PittsburghPittsburghPennsylvaniaUSA
2. Reproductive Department of Xiangya HospitalCentral South UniversityChangshaHunanChina
3. The Third Xiangya HospitalCentral South UniversityChangshaHunanChina
4. Department of Cell BiologyUniversity of Pittsburgh School of MedicinePittsburghPennsylvaniaUSA
5. Department of Microbiology and Molecular GeneticsUniversity of PittsburghPittsburghPennsylvaniaUSA