Research Article

Purinergic Antagonist Suramin Aggravates Myocarditis and Increases Mortality by Enhancing Parasitism, Inflammation, and Reactive Tissue Damage in Trypanosoma cruzi-Infected Mice

Figure 6

Enzymatic and nonenzymatic antioxidant defenses in mice infected with Trypanosoma cruzi and treated with the nonselective purinergic antagonist suramin. GST: Glutathione-S-transferase; SOD: superoxide dismutase. SAL: 0.9% NaCl solution; INF: untreated and infected; SR5, SR10, and SR20: infected and treated with 5, 10, or 20 mg suramin/kg, respectively.