1. Laboratory for Functional Lipid Science, School of Life and Environmental Science, Azabu University, 1-17-71 Fuchinobe, Chuo, Sagamihara 252-5201, Japan
2. Japan Community Health Care Organization, Sagamino Hospital, 1-2-30 Fuchinobe, Chuo, Sagamihara 252-0206, Japan
3. Laboratory of Food and Nutritional Science, Department of Food and Life Science, School of Life and Environmental Science, Azabu University, 1-17-71 Fuchinobe, Chuo, Sagamihara 252-5201, Japan
4. Department of Public Health, Gunma University Graduate School of Medicine, 3-39-22 Showa, Maebashi 371-8511, Japan