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.
Effects of topical formulations containing silymarin in pre- and post-treatment on HO-1 enzyme activity in dorsal skin tissue homogenate of guinea pig induced by UV-B irradiation. HO-1 activity is expressed in nmol/bilirubin/60 min/mg protein. Bars represent means ± S.D., n = 5. In case of HO-1 evaluations Repeated-Measures ANOVA and Pearson correlation tests were performed. Significant differences compared to the untreated control are marked with * in the figures.
