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.
H2O2 detection in C. sativus root tip by DAB stain. (A) control, (B) treatment with 50 mg/L, (C) treatment with 100 mg/L, and (D) treatment with 200 mg/L. For each group of treatment the magnified image (20×) of the root tip were shown inside each panel.
