Histopathological changes in the head kidney induced by cadmium in a neotropical fish Colossoma macropomum Journal title: Open Veterinary Journal Authors: R. Salazar-Lugo| Departamento de Bioanálisis, Laboratorio de Proteínas e Inmunotoxicidad, Postgrado... Subject(s): Biochemistry, Immunology, Microbiology, Parasitology, Veterinary Science, Endocrinology, Pathology and Forensics