The expression and clinical significance of matrix metalloproteinase-2 in human pancreatic carcinoma.
10.3760/cma.j.issn.1008-6315.2009.10.008
- VernacularTitle:基质金属蛋白酶-2在胰腺癌组织中的表达及其临床意义
- Author:
Xuefeng ZHU
;
Yijun CHEN
;
Jili GU
;
Dechun LI
;
Dongming ZHU
- Publication Type:Journal Article
- Keywords:
Pancreatic carcinoma;
Matrix metalloproteinase-2;
Immunohistochemistry
- From:Clinical Medicine of China
2009;25(10):1032-1034
- CountryChina
- Language:Chinese
-
Abstract:
Objective To investigate the expression of matrix metalloproteinase-2 (MMP-2)in pancreatic carcinoma and the relationship between MMP-2 with tumour clinicopatholngical features. Methods The expression of MMP-2 was detected by S-P immunohistochemistry in 36 cases with pancreatic carcinoma and 14 normal pancreat-ic tissues. Results The positive expression rate of MMP-2 was 66.7% (24/36) in pancreatic carcinoma tissue and 14.3% (2/14) in normal pancreatic tissues (χ2 = 3. 587, P < 0.01 ) ;The expression rate of MMP-2 in pancreatic carcinoma tissue with positive-node was 86.7% ( 13/15 ) ,which was higher than that with negative-node,which was 52.4% ( 11/21 ) ( P < 0.05 ) ; As to TNM staging in pancreatic carcinoma, the expression rate of MMP-2 was 41.2% (7/17) with Ⅰ,Ⅱ staging and 89.5% (17/19) with Ⅲ,Ⅳ staging(χ2=9.418,P <0. 01 ) ;The expression rate of MMP-2 was 50.0% (5/10) ,66.7% (10/15) and 72.8% (8/11) in highly,moderately and poorly differentiated pancreatic carcinoma(P > 0.05 ). Conclusions The expression of MMP-2 is strengthened significantly in pancreatic carcinoma tissue and involved in turnout invasion and metastasis features; MMP-2 might be regarded as one more marker for the invasive properties of pancreatic carcinoma.
