1. Department of Biochemistry and Molecular Biology, Medical University of South Carolina, Charleston, SC, USA.
2. Neurophysiology and Metabolism Research Group, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, Korea.
3. Department of Biomedical Science, Graduation School, Kyung Hee University, Seoul, Korea.
4. Department of Anatomy and Neurobiology, College of Medicine, Kyung Hee University, Seoul, Korea.
5. Aging Research Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, Korea.
6. Leonard Davis School of Gerontology, University of Southern California, Los Angeles, CA, USA.