1. R&D Center, Focused Ultra-Sonic Tech. Lab. (FUST Lab), 1 Techno-ro, Yuseong-gu, Daejeon 34015, Republic of Korea
2. Nano-safety Team, Safety Measurement Institute, Korea Research Institute of Standards and Science (KRISS), 267 Gajeong-ro Yuseong-gu, Daejeon 34113, Republic of Korea
3. Genetic and Epigenetic Toxicology Research Group, Korea Institute of Toxicology, 141 Gajeong-ro Yuseong-gu, Daejeon, 34114, Republic of Korea