Mean serum catalase activity on day 16 post supplementation (day 4 post treatment) in rats infected with Trypanosoma brucei and treated with multi-strain probiotics and diminazene aceturate. A: Infected + Probiotics + 7mg/Kg Diminazene; B: Infected + Probiotics + 3.5mg/Kg Diminazene; C: Infected + Probiotics only; D: Infected + Diminazene 3.5mg/kg only; E: Infected + untreated; F: Uninfected + untreated.