About the Authors

Subash C. B. Gopinath

gopi-subashchandrabose@aist.go.jp (SCBG); m-fujimaki@aist.go.jp (MF)

Affiliation Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki, Japan

Koichi Awazu

Affiliation Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki, Japan

Makoto Fujimaki

gopi-subashchandrabose@aist.go.jp (SCBG); m-fujimaki@aist.go.jp (MF)

Affiliation Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki, Japan

Kazufumi Shimizu

Affiliation Open Research Center for Genome and Infectious Disease Control, Nihon University School of Medicine, Itabashi-ku, Tokyo, Japan

Takayuki Shima

Affiliation Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki, Japan

Competing Interests

The authors would like to thank the Advanced Functional Materials Research Center of Shin-Etsu Chemical Co. Ltd. for supplying the monolithic sensing plate. 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: SCBG KA MF KS. Performed the experiments: SCBG KS. Analyzed the data: SCBG TS. Wrote the paper: SCBG.