Fig. 6From: Long-term exposure to high-concentration silver nanoparticles induced toxicity, fatality, bioaccumulation, and histological alteration in fish (Cyprinus carpio)Histopathological alteration of the gills of common carp fish after the exposure to 0.06 mg/L concentrations of B-AgNPs. (↑) Vacuolation of gill lamella, (↑) epithelial cell of gill shedding, and (↑) necrosis. The tissues were stained using eosin and magnified with × 400Back to article page