Mean percentage of spot volume of proteins that were differentially expressed.

*<p>Spots 19 and 284 were rejected as false positives after subjecting to FDR analysis using the Benjamini-Hochberg's method <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0039476#pone.0039476-Pfeffer1" target="_blank">[10]</a>. An adjusted p-value of less than 0.03125 was considered as statistically significant.