Functional classification on differential proteins with iTRAQ ratios > or < 1.2-fold.

<p>^<i>a</i> Protein accession numbers in Swiss-prot</p><p>^<i>b</i> The iTRAQ ratios for PEM, GE and CE using PEM as control</p><p>^<i>c</i> The clusters (expression pattern) that proteins are ascribed</p><p>^<i>d</i> Proteins that have no GO annotations</p><p>Functional classification on differential proteins with iTRAQ ratios > or < 1.2-fold.