Experimental Aerosol Inoculation and Investigation of Potential Lateral Transmission of Mycobacterium bovis in Virginia Opossum (Didelphis virginiana)
Figure 1
Photomicrograph of a pulmonary tubercle obtained from a M. bovis inoculated opossum (2x magnification). Light microscopic features included marked, multifocal, caseogranulomatous pneumonia (outlined by the arrows) with variable amounts of central mineralization (*).