Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Antioxidant enzyme CAT and APX activity in of corn plants germinated and grown in soil treated with CeO2 NPs at 0, 400, and 800 mg/kg. All data show the means of a total of three replicates (nine plants/replicate). Error bars represent standard deviation. Means with same letters within each exposure time are not significantly different (Tukey’s HSD multiple comparison at p ≤ 0.05).
