Combination of neutrophil gelatinase-associated lipocalin and matrix metalloproteinase-9 are biomarkers for the detection of colon tubular adenocarcinoma

Table 1 Serum levels of pro-gastrin-releasing peptide and neutrophil gelatinase-associated lipocalin in tubular adenocarcinoma patients

Case	Gender	Age	Pathologic grade	pro-GRP (pg/mL)	Relative NGAL expression
Normal	M	64	Polyps	12.32 ± 0.30	1 ± 0.02
P1	M	76	Mild tubular adenocarcinoma	50.02 ± 0.80	10.62 ± 0.10
P2	F	78	Mild tubular adenocarcinoma	58.86 ± 1.31	19.90 ± 0.22
P3	F	45	Mild tubular adenocarcinoma	50.99 ± 0.85	12.17 ± 0.15
P4	M	74	Mild tubular adenocarcinoma	55.71 ± 1.15	17.14 ± 0.20
P5	M	65	Mild tubular adenocarcinoma	65.87 ± 2.61	22.56 ± 0.27
P6	F	80	Mild tubular adenocarcinoma	52.52 ± 1.01	15.34 ± 0.19

M: Male; F: Female; NGAL: Neutrophil gelatinase-associated lipocalin pro-GRP: Pro-gastrin-releasing peptide.