Figure 4.

(A) Effect of nanoparticles on oxidative stress gene superoxide dismutase 1 (SOD1) in zebra fish treated with (i) copper oxide nanoparticles (ii) cerium oxide nanoparticles, and (iii) mixture of copper oxide and cerium oxide nanoparticles at 72 hpf. (B) Effect of nanoparticles on oxidative stress gene haem oxigenase 1 (HMOX1) in zebra fish treated with (i) copper oxide nanoparticles (ii) cerium oxide nanoparticles, and (iii) mixture of copper oxide and cerium oxide nanoparticles at 72 hpf. (C) Effect of nanoparticles on oxidative stress gene GPX1 in zebra fish treated with (i) copper oxide nanoparticles (ii) cerium oxide nanoparticles, and (iii) mixture of copper oxide and cerium oxide nanoparticles at 72 hpf [Color figure can be viewed at wileyonlinelibrary.com]