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.
Standard curves for inhibition of ABTS+• absorbance at 734 nm with (a) glutathione, (b) ascorbic acid (vitamin C) and (c) trolox. Glutathione concentrations were between 0.5 and 2.5 mM. Ascorbic acid concentrations were between 0.005 and 0.02 mM. Trolox concentrations were between 0.005 and 0.02 mM. All assays were done in triplicate.
