1 Department of Stem Cell Biology, School of Medicine, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea; Department of Animal Biotechnology, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea.
2 Department of Stem Cell Biology, School of Medicine, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea.
3 Dong-A Socio Holdings Research Center, 21, Geumhwa-ro 105 beon-gil, Giheung-gu, Yongin-si, Republic of Korea.
4 Department of Animal Biotechnology, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea.
5 Department of Cell and Developmental Biology, Max Planck Institute for Molecular Biomedicine, Röntgenstraße 20, 48149 Münster, Germany.
6 Animal Biotechnology Division, National Institute of Animal Science, RDA, Suwon 441-706, Republic of Korea.
7 School of Life Sciences, Ulsan National Institute of Science and Technology (UNIST), Ulsan, Republic of Korea.
8 Department of Stem Cell Biology, School of Medicine, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea; KU Open-Innovation Center, Institute of Biomedical Science & Technology, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea.
9 Department of Cell and Developmental Biology, Max Planck Institute for Molecular Biomedicine, Röntgenstraße 20, 48149 Münster, Germany; University of Münster, Medical Faculty, Domagkstraße 3, 48149 Münster, Germany.
10 Department of Stem Cell Biology, School of Medicine, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea; KU Open-Innovation Center, Institute of Biomedical Science & Technology, Konkuk University, 1 Hwayang-dong, Gwangjin-gu, Seoul 143-701, Republic of Korea. Electronic address: dwhan@konkuk.ac.kr.