Brief Reports
Copyright ©The Author(s) 2004.
World J Gastroenterol. May 1, 2004; 10(9): 1382-1385
Published online May 1, 2004. doi: 10.3748/wjg.v10.i9.1382
Table 1 Expression of Ang-2 in primary gastric cancers and adjacent normal tissues detected by semi-quantitative RT-PCR
CasesAng-2 (mean ± SD)
Primary gastric cancers720.497 ± 0.393a
Adjacent normal tissues720.088 ± 0.224
Table 2 Correlation between expression of Ang-2 and VEGF in 72 primary gastric cancer detected by semi-quantitative RT-PCR
Ang-2 expression (Cases)VEGF expression (Cases)
P value
PositiveNegative
Positive36100.0055
Negative1214
Table 3 Correlation between pathological factors and Ang-2 expression in 72 primary gastric cancer
Pathological factorsNo. of casesAng-2 mRNA (mean ± SD)P value
Tumor stage
Early stage260.222 ± 0.310
Advanced stage460.593 ± 0.3180.017
Histological type
Moderate-Poor differential type450.425 ± 0.3500.908
High differential type270.203 ± 0.290
Lymph node metastasis
Positive480.413 ± 0.3460.752
Negative240.490 ± 0.450
Serosal invasion
Positive430.404 ± 0.3270.764
Negative290.334 ± 0.459
Vascular involvement
Positive460.640 ± 0.3350.032
Negative260.272 ± 0.298