ADA and infection: Overall, it can be concluded that the infection by S. suis produces changes in analytes related to sepsis such as PCT and aldolase, immune system such as ADA, stress such as sAA and OXT, inflammation such as Hp, ITIH4, total protein, S100A8-A9 and S100A12, redox status such as AOPP and muscle damage such as CK, CK-MB, AST, ALT, lactate, LDH, and troponin-I.