TNF and Alzheimer disease: The expression of TNF-α, IL-1β and IL-6 in the hippocampus of a mouse model of AD induced by Aβ were decrease after treatment with TianDiJingWan (TDJW) (Li et al., 2015c), Compound Danshen Tablets (CDT) (Teng et al., 2014) and the combination of ginkgo flavonoids from Ginkgo biloba L. (Ginkgoaceae) and polysaccharides from Polystictus versicolor (L.)Fr.