CXCL8 and cancer: The anti-inflammatory actions of açaí protected animal models of cancer against tumor progression and cancer-related inflammatory consequences via the upregulation of IFN-γ and the downregulation of many proinflammatory cytokines and enzymes, such as IL-5, IL-8, TNF-α, IL-1β, myeloperoxidase (MPO), and IL-6.