Figure 9. Micrograph of the epithelial covering the trachea showing presence of large number of bacterial organism in the upper portion of the cells. Also presence of goblet cell contain mucous

From

Action Mechanism and Immunity Status of Broiler Chickens after Spray and Drinking Water Administration of Kanne-Brottrunk®

Raheel I.A., Orabi A., Saber El-Hanbaly, Hassan Shaheen

Journal of Applied & Environmental Microbiology. 2018, 6(3), 59-66 doi:10.12691/jaem-6-3-1