Fig. 3From: Acute and subacute toxicity evaluation of hydroalcoholic extract from the stem bark of Bois Bande (Parinari campestris Aubl.1772) in ratsThe histopathology of the heart, lungs, and brain of the rats in 28-day subacute toxicity study. The heart (a-d) showed normal myocardium. The lungs (e-h) showed mild congestion and thickened alveolar walls (arrows) in all the groups including the control group. The brain (i-l) showed normal neuronal architecture with glial cells (H&E x200)Back to article page