1. Food and Feed Immunology Group, Laboratory of Animal Products Chemistry, Graduate School of Agricultural Science, Tohoku University, 468-1, Aoba, Aramaki, Aoba-ku, Sendai, Miyagi, 980-0845, Japan.
2. Livestock Immunology Unit, International Education and Research Center for Food and Agricultural Immunology (CFAI), Graduate School of Agricultural Science, Tohoku University, 468-1, Aoba, Aramaki, Aoba-ku, Sendai, Miyagi, 980-0845, Japan.
3. Viral Disease and Epidemiology Research Division, National Institute of Animal Health, National Agriculture and Food Research Organization, 3-1-5 Kannondai, Tsukuba, Ibaraki 305-0856, Japan.
4. Research and Development Section, Zen-noh Institute of Animal Health, Sakura, Chiba 285-0043, Japan.
5. Laboratory of Immunobiotechnology, Reference Centre for Lactobacilli (CERELACONICET), Chacabuco 145, San Miguel de Tucuman, 4000 Tucuman, Argentina.
6. Department of Food, Agriculture and Environment, Miyagi University, 2-2-1 Hatadate, Taihaku-ku, Sendai, Miyagi 982-0215 Japan.
7. Infection Immunology Unit, International Education and Research Center for Food Agricultural Immunology (CFAI), Graduate School of Agricultural Science, Tohoku University, 468-1 Aoba, Aramaki, Aoba-ku, Sendai, Miyagi, 980-0845, Japan.
8. Cell Biology Laboratory, Graduate School of Agricultural Science, Tohoku University, 468-1, Aoba, Aramaki, Aoba-ku, Sendai, Miyagi, 980-0845, Japan.
9. Food Ingredients Institute, Morinaga Milk Industry Co. Ltd., 5-Chome, Higashihara, 252-8583 Zama-City, Kanagawa, Japan.
10. Next Generation Science Institute, Morinaga Milk Industry Co. Ltd., 5-Chome, Higashihara, 252-8583 Zama-City, Kanagawa, Japan.