IL6 and open-angle glaucoma: In addition, our recent study reported that the aqueous humor of NVG patients included higher levels of proinflammatory cytokines, such as interleukin (IL)-6, IL-8, monocyte chemotactic protein (MCP)-1, tumor necrosis factor-α, and platelet-derived growth factor-AA compared with both cataract patients and POAG patients [12].