1. Department of Hemato-oncology, Yeungnam University College of Medicine, Daegu, Korea.
2. Department of Gastroenterology, Yeungnam University College of Medicine, Daegu, Korea.
3. Department of General Surgery, Yeungnam University College of Medicine, Daegu, Korea.
4. Department of Biochemistry and Molecular Biology, Yeungnam University College of Medicine, Daegu, Korea.
5. Aging-associated Vascular Disease Research Center, Yeungnam University College of Medicine, Daegu, Korea.