Fig. 2From: Renibacterium salmoninarum and Mycobacterium spp.: two bacterial pathogens present at low levels in wild brown trout (Salmo trutta fario) populations in Austrian riversHistological section of wild brown trout (Salmo trutta fario) kidney from the Kamp and Traum rivers. a: melanomacrophages aggregations were observed (black arrows). b: membranous glomerulopathy with ticking the hyaline, scale bar = 10 μm (white arrows). c and d: Immunohistochemistry suggested low concentration of R. salmoninarum cells in golden brown color (white arrows)Back to article page