Histopathology - Plate 9 - Figures 25-27 PDF Format

By Western Fisheries Research Center October 19, 2017

Figure 25: M. cerebralis infected fingerling rainbow trout with various stages of trophozoites and histo- pathological changes in the cartilagenous tissue section of the gill arch (between the arrows). FeH stain. X375. (Courtesy of H. Wolf). 5208w x 3493h (72 dpi). 72.333 in. x 48.514 in.
Figure 26: M. cerebralis trophozoites in fingerling rainbow trout. Higher magnification of Fig. 25. Normal area (white arrow). Infected area (black arrow). FeH stain. X1100. 5208w x 3430h (72 dpi). 72.333 in. x 47.639 in.
Figure 27: M. cerebralis trophozoites and spores in the gill arch of fingerling rainbow trout. Note the basophilic cartilaginous fragments (white arrow). Also note normal cartilaginous tissue (black arrow). M-G G stain. X150. 5177w x 3472h (72 dpi). 71.903 in. x 48.222 in.

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