Food and Feed Immunology Group;
Laboratory of Animal Products Chemistry;
Graduate School of Agricultural Science;
Tohoku University;
Aobaku;
Sendai;
Miyagi;
Japan;
JA Zen-Noh (National Federation of Agricultural Co-operative Associations);
Institute of Animal Health;
7 Ohja-machi;
Sakura;
Chiba;
Japan;
Fecal; Shedding; Quantitative; Evaluation; Salmonella; Typhimurium; Swine; Transmission;