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Histopathological alterations (biomarkers) and respective scores assessed in the liver and kidney of Piaractus mesopotamicus (pacu) exposed to the commercial formulation of atrazine.
| Organ | Score | Alteration |
|---|---|---|
| Liver | 1 | Vacuolated cytoplasm |
| 1 | Cellular hypertrophy | |
| 1 | Intracytoplasmatic deposits | |
| 2 | Vacuolated nuclei | |
| 3 | Focal necrosis | |
| 1 | Intercellular edema | |
| 1 | Vacuolated cytoplasm | |
| Kidney | 1 | Granular degeneration |
| 2 | Tubular hyperplasia | |
| 3 | Tubular necrosis |
