About the Authors

Ping Gong

Ping.Gong@usace.army.mil

Affiliation Environmental Services, SpecPro Inc., Vicksburg, Mississippi, United States of America

Mehdi Pirooznia

Affiliation Department of Psychiatry, School of Medicine, Johns Hopkins University, Baltimore, Maryland, United States of America

Xin Guan

Affiliation Environmental Services, SpecPro Inc., Vicksburg, Mississippi, United States of America

Edward J. Perkins

Affiliation Environmental Laboratory, U.S. Army Engineer Research and Development Center, Vicksburg, Mississippi, United States of America

Competing Interests

Ping Gong and Xin Guan are affiliated with SpecPro Inc., which has no financial, personal, or professional interests that could be construed to have influenced the paper. 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: PG EP. Performed the experiments: PG XG. Analyzed the data: PG MP XG. Contributed reagents/materials/analysis tools: PG MP XG. Wrote the paper: PG. Made and sequenced the SSH libraries and prepared the normalized nerve tissue library: PG XG. Designed test arrays: PG. Analyzed microarray data and selected the final 63.5K positive probes: PG. Assembled the Sanger sequences and performed BLASTX, BLASTN and InterProScan: MP. Carried out microarray experiments: XG.