PTPN1 and Salmonella Infections: Some of them, such as tyrosine-protein phosphatase non-receptor type 1 (PTPN1), serum amyloid A-1 protein (SAA1) and chloride intracellular channel protein 1 (CLIC1), although previously reported in Salmonella infections, we have for the first time clearly associated them with SPI-2 effectors.