sentences:  The role of IL-10 in bacterial and parasitic infection has been discovered as a strategy to evade host immune systems.There are bacteria which parasitize AMs by invading through their membranes, and thrive by growing and replicating inside of them, exploiting AMs as host cells.Normally, this infection can be eliminated by T-cells, which activate enzymes in alveolar macrophages that destroy the bacteria; but these bacteria have been shown to alter the cytokine signaling network to their advantage.