About the Authors

Hui Cai

Affiliations Department of Obstetrics and Gynecology, Indiana University School of Medicine, Indianapolis, Indiana, United States of America, Department of Thoracic Oncosurgery, First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, People's Republic of China

Elena G. Chiorean

Affiliation Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Michael V. Chiorean

Affiliation Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Douglas K. Rex

Affiliation Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Bruce W. Robb

Affiliation Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Noah M. Hahn

Affiliations Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America, Hoosier Oncology Group, Indianapolis, Indiana, United States of America

Ziyue Liu

Affiliation Department of Biostatistics, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Patrick J. Loehrer

Affiliation Department of Medicine, Indiana University Melvin and Bren Simon Cancer Center, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Marietta L. Harrison

Affiliation Medicinal Chemistry and Molecular Pharmacology, Oncological Sciences Center, Purdue University Center for Cancer Research, West Lafayette, Indiana, United States of America

Yan Xu

xu2@iupui.edu

Affiliation Department of Obstetrics and Gynecology, Indiana University School of Medicine, Indianapolis, Indiana, United States of America

Competing Interests

The authors have declared that no competing interests exist. The authors have filled a PCT Patent Application “PLA2 Activity as a Marker for Ovarian and Other Gynecologic Cancers” in 2011. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: YX. Performed the experiments: HC. Analyzed the data: HC ZL. Contributed reagents/materials/analysis tools: EGC MVC DKR BWR NMH PJL MLH. Wrote the paper: YX HC.