Fig. 4.

Changes in the mesenteric lymph nodes and the brain in dogs infected with B. canis

A – Congestion of the mesenteric lymph node in dog No. IV; B – Congestion of the brain and brain meninges in dog No. IV; C – Microphotograph of the brain, visible neuronal degeneration and necrosis, and neuronophagia in dog No. I (haematoxylin and eosin staining); D – Microphotograph of the brain, visible brain oedema and sequestration of B. canis-infected red blood cells in cerebral capillary vessels in dog No. IV (haematoxylin and eosin staining)