TNF and Alzheimer disease: duplicated a serum‐based biomarker panel with eight proteins—IL‐7, TNF‐α, IL‐5, IL‐6, IL‐10, ICAM1, tenascin C, and C‐reactive protein (CRP)—that had 95% accuracy (88% sensitivity, 92% specificity) for the detection of AD in a cohort with 300 subjects.