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Fig. 4 | Parasites & Vectors

Fig. 4

From: Nematode infection in liver of the fish Gymnotus inaequilabiatus (Gymnotiformes: Gymnotidae) from the Pantanal Region in Brazil: pathobiology and inflammatory response

Fig. 4

a Micrograph showing the outer layer of the granuloma, abundant collagenous fibres (arrowheads) and fibroblasts (arrows). b High magnification of the middle layer; note many mast cells (curved arrows) and electron-dense granules in their cytoplasm. c Eccentric nucleus (arrow) and several electron-dense granules of a mast cells. d A neutrophil (arrow) surrounded with blood cells within the lumen of a hepatic sinusoid. e Macrophage aggregates (MAs) formed by groups of large oval to round cells (arrows) inside liver parenchyma. f A hepatocyte (arrow) appeared as large polyhedral cell in close proximity to a small vessel (arrowhead). Scale-bars: a, 3.33 μm; b, 5.00 μm; c, 1.30 μm; d, 1.75 μm; e, 4.36 μm; f, 1.55 μm

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Parasites & Vectors

ISSN: 1756-3305

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