Figure 4From: Histopathological findings, phenotyping of inflammatory cells, and expression of markers of nitritative injury in joint tissue samples from calves after vaccination and intraarticular challenge with Mycoplasma bovis strain 1067A higher magnification of Figure3shows that the majority of macrophages have strong immunohistochemical labelling of the cytoplasm. Left metacarpo-phalangeal joint of calf No. 1. ABC method. Chromogen DAB. ×400.Back to article page