Identification of Regional Lymph Node Involvement of Colorectal Cancer by Serum SELDI Proteomic Patterns

Table 1

SELDI protein peak intensities in serum with significant differences (𝑃<0.05) between node-positive CRC patients and node-negative CRC patients.

Peak, m/z	Protein quantification (𝑥±SD)		𝑇	𝑃
	Node (+)	Node (−)
5,867	3.534±0.547	0.230±0.107	58.749	0
9,290	3.271±0.587	1.443±0.103	73.932	0
7,970	12.364±1.08	7.913±0.668	61.235	1𝐸−10
14,433	0.891±0.168	0.404±0.102	42.436	1.8𝐸−09
15,621	1.782±0.609	5.873±0.655	23.125	2.16𝐸−08
15,824	0.729±0.111	2.072±0.255	20.218	4.25𝐸−08
13,652	1.388±0.168	2.423±0.259	26.276	7.58𝐸−07
3,781	4.268±0.216	6.799±0.977	33.346	9.28𝐸−07
15,006	0.641±0.150	1.824±0.084	19.552	2.26𝐸−06
7,802	6.580±0.504	5.170±0.635	16.319	5𝐸−05
4,497	9.154±0.639	5.139±0.916	22.740	0.000106
7,504	0.034±0.005	0.704±0.271	10.960	0.000106
5,967	8.809±0.705	6.021±0.879	18.793	0.000124
5,808	4.947±0.797	2.252±0.990	19.989	0.001097
10,057	1.809±0.301	1.206±0.245	8.139	0.001261
7,597	44.557±1.121	37.993±1.763	13.041	0.001549
5,786	16.269±1.880	11.966±0.994	10.461	0.003002
15,089	0.708±0.198	1.678±0.042	7.895	0.003002
3,104	4.719±0.478	6.626±0.791	7.436	0.012677
14,869	1.922±0.653	4.278±1.079	6.209	0.0134
7,620	12.534±2.920	8.908±1.474	13.036	0.017595
5,662	1.760±0.601	0.266±0.131	12.497	0.035988

Peaks were named by their mass to charge ratio (m/z).