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.
Violin plots of absolute protein carbonylation levels in serum of all COPD patient groups (A) and delta (post-pre) of serum protein carbonylation levels in placebo and iron-treated groups (B). The dashed line represents the median and the dotted lines the interquartile ranges. Statistical significance: n.s., no significance; * p < 0.05 between post-iron and pre-iron treatment; # p < 0.05between iron and placebo treatments.
