Impact of Phytomediated Zinc Oxide Nanoparticles on Growth and Oxidative Stress Response of In Vitro Raised Shoots of Ochradenus arabicus

Figure 10

Antioxidant enzyme activities in leaves of O. arabicus with various concentrations of ZnONPs. Various letters on bars show the significant values according to Duncan’s test (): (a) catalase; (b) superoxide dismutase; (c) ascorbate peroxidase; (d) glutathione reductase.

(a)

(b)

(c)

(d)