Fig. 5From: Loss of toll-like receptor 4 ameliorates cardiovascular dysfunction in aged miceEffects of loss of TLR4 on serum inflammatory cytokines. A-D Serum concentrations of IFN-β, IL-1β, IL-6 and TNF-α in mice in different groups. ns, not significant. *P < 0.05, **P < 0.01, ***P < 0.001, ****P < 0.0001Back to article page