Figure 4

Photomicrograph of cardiac muscle tissue section from calf 10. A: A, Myofibrillar necrosis; B, Bacterial clusters; C, Infiltration of lymphocytes and neutrophils.
Photomicrograph of cardiac muscle tissue section from calf 10. A: A, Myofibrillar necrosis; B, Bacterial clusters; C, Infiltration of lymphocytes and neutrophils.