Figure 4From: Resveratrol, a sirtuin 1 activator, increases IL-6 production by peripheral blood mononuclear cells of patients with knee osteoarthritis Concentration of IL-6 in supernatants of peripheral blood mononuclear cells isolated from patients with osteoarthritis and treated ex vivo by resveratrol at 1 μM and 5 μM ( P = 0.02). Back to article page