Inflammation is a recognized component of many diseases, including atherosclerosis and its complications. IL-1β is a crucial cytokine promoting the inflammatory cascade. In the February 2017 issue of Nature Medicine, Furman et al. show that metabolites can trigger inflammation via inflammasome-dependent IL-1β production in elderly individuals. Intriguingly, caffeine is protective by offsetting this activation.
- Filip K. Swirski
- Matthias Nahrendorf