Fig. 2From: Assessment of pathogenicity and tissue distribution of infectious bronchitis virus strains (Italy 02 genotype) isolated from moroccan broiler chickens a Trachea of IBV/TU inoculated chick – Severe thickening of mucosa (Arrow) H&E, X 62,50. b Trachea of IBV/TU inoculated chick – moderate hyerplasia of surface epithelium and loss of cilia (Arrow1) and moderate lympho- plasmocytic infiltration of lamina propria (Arrow2), H&E, X250Back to article page