TRAF6 and cancer: MiR-146a reduces neuroinflammation and depressive behavior in mice models through targeting Iba-1, iNOS, IL-1β, TNF-α, interleukin 1 receptor associated kinase 1 (IRAK1), TNF receptor-associated factor 6 (TRAF6) and phosphorylated NF-κB p65MiR-146 is related to Wnt signaling, Cancer, Endocytosis, Axon guidance and MAPK signaling