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Fig. 1 | BMC Veterinary Research

Fig. 1

From: Immunohistochemical characterization of tuberculous lesions in sheep naturally infected with Mycobacterium bovis

Fig. 1

Bronchial lymph node; immunohistochemical characterization of cellular populations in initial granuloma. (a) Isolated T lymphocytes (arrow) can be observed in the granuloma, bar = 20 μm. (b) A few scattered B lymphocytes are observed in this stage, bar = 20 μm. (c) Abundant immunolabelled macrophages are present, bar = 20 μm. (d) No plasma cells are observed, bar = 20 μm

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