IL1B and Sepsis: Among these receptors, NLRP3 (also known as NALP3 and cryopyrin) forms a cytosolic signaling complex termed the NLRP3 inflammasome, which is an important molecular platform that controls the activation of proinflammatory caspase-1 and the maturation of the potent inflammatory mediators IL-18 and IL-1β, which play pivotal roles in sepsis pathogenesis9.