Je-Kyun Park,Professor and Director of NanoBiotech Laboratory, Dept. of Bio and Brain Engineering, Korea Advanced Institute of Science and Technology (KAIST) Research: Nanotechnology-based integrative bioengineering (Integrated 3D cell culture & assay system, Multiplexed immunohistochemistry, and Nanobiosensor & nanobiotechnology); BioMEMS for cell & tissue engineering (Biomechanical & biomedical microdevices, Biomimetic cell scaffold fabrication, and Organ function-on-a-chip); Lab-on-a-chip and microfluidic analytical technologies (Hydrophoresis, Inertial microfluidics, Magnetophoresis, Microdroplets, and Optoelectrofluidics).