Salmonella(1) swine(1) pig(1) Histopathology(1) Salmonella Typhimurium 1,4,[5],12:i-(1) Interleukin-1beta(1) pathogenicity islands(1) phytochemicals(1) AIM2(1) chicken(1) macrophages(1) immunohistochemistry(1) SPI(1) Organic acids(1) NLRC4(1)