About the Authors

Karen Schwarzberg

Affiliation Department of Biology, San Diego State University, San Diego, California, United States of America

Rosalin Le

Affiliation Department of Biology, San Diego State University, San Diego, California, United States of America

Balambal Bharti

Affiliation Graduate School of Public Health, San Diego State University, San Diego, California, United States of America

Suzanne Lindsay

Affiliation Graduate School of Public Health, San Diego State University, San Diego, California, United States of America

Giorgio Casaburi

Affiliations CEINGE-Biotecnologie Avanzate, Napoli, Italy, Dipartimento di Medicina Molecolare e Biotecnologie Mediche, Università di Napoli Federico II, Napoli, Italy

Francesco Salvatore

Affiliations CEINGE-Biotecnologie Avanzate, Napoli, Italy, Dipartimento di Medicina Molecolare e Biotecnologie Mediche, Università di Napoli Federico II, Napoli, Italy

Mohamed H. Saber

Affiliation Section of Endodontics, Herman Ostrow School of Dentistry of USC, Los Angeles, California, United States of America

Faisal Alonaizan

Affiliation Section of Endodontics, Herman Ostrow School of Dentistry of USC, Los Angeles, California, United States of America

Jørgen Slots

Affiliation Professor of Dentistry and Microbiology, Herman Ostrow School of Dentistry of USC, Los Angeles, California, United States of America

Roberta A. Gottlieb

Affiliation BioScience Center, San Diego State University, San Diego, California, United States of America

J. Gregory Caporaso

Affiliations Department of Biological Sciences, Northern Arizona University, Flagstaff, Arizona, United States of America, Institute for Genomics and Systems Biology, Argonne National Laboratory, Argonne, Illinois, United States of America

Scott T. Kelley

skelley@mail.sdsu.edu

Affiliation Department of Biology, San Diego State University, San Diego, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KS RL BB SL RAG JGC STK. Performed the experiments: KS RL. Analyzed the data: KS GC FS JGC STK. Contributed reagents/materials/analysis tools: MHS FA JS. Wrote the paper: KS SL JS RAG JGC STK.