Fig. 6From: Anticoccidial activity of essential oils containing eugenol against Eimeria tenella in broiler chickensHistopathological analysis of organs (livers and kidney) in the control group (G4a) and three eugenol essential oil-treated groups (G1a, G2a and G3a) after 7 d of administration by H&E staining. Histopathological analysis of organs (livers and kidneys) in the control group (G4b) and three eugenol essential oil-treated groups (G1b, G2b and G3b) after 14 d of administration. Scale bar = 50 µmBack to article page