IL6 and Alzheimer disease: For instance, IL‐1β and IL‐6 are both potent stimuli for leukocyte recruitment to the brain and have been implicated in neuroinflammation and neurofibrillary pathology in AD (Bradburn, Sarginson, & Murgatroyd, 2018; Campbell, 1998; Campbell et al., 1993; Li et al., 2003; Sheng et al., 2001).