Western blots and graphs showing p-ERK1/2, total ERK1/2 and actin immunoreactivity.

<p>Western blot showing p-ERK1/2, total ERK1/2 and actin immunoreactivity (<b>a</b>). p-ERK1/2 immunoreactivity relative to actin (<b>b</b>) and total ERK1/2 (<b>c</b>) in control lung (grey boxes) and LCDH lung (white boxes) expressed as median (bar) and inter-quartile ranges (box).