1. KU‐KIST Graduate School of Converging Science and Technology Korea University 145 Anam‐ro, Seongbuk‐gu Seoul 02841 Republic of Korea
2. Stem Cell Convergence Research Center Korea Research Institute of Bioscience and Biotechnology (KRIBB) 125 Gwahak‐ro, Yuseong‐gu Daejeon 34141 Republic of Korea
3. Biomaterials Research Center Korea Institute of Science and Technology (KIST) 5, Hwarang‐ro 14‐gil, Seongbuk‐gu Seoul 02792 Republic of Korea
4. Center for BioMicrosystems Brain Science Institute Korea Institute of Science and Technology (KIST) Seoul 02792 Republic of Korea