Vascular endothelial growth factor and thymidine phosphorylase expression in salivary gland tumors with distinct metastatic behavior

被引:13
作者
de Faria, Paulo Rogerio [2 ]
Lima, Roberto Araujo [3 ]
Dias, Fernando Luiz [3 ]
Silvestre de Faria, Paulo Antonio [4 ]
Amaral Eisenberg, Ana Lucia [4 ]
do Nascimento Souza, Kelen Christine [1 ,5 ]
Cardoso, Sergio Vitorino [1 ]
Loyola, Adriano Mota [1 ]
机构
[1] Univ Fed Uberlandia, Lab Oral & Maxillofacial Pathol, Sch Dent, BR-38405900 Uberlandia, MG, Brazil
[2] Univ Fed Uberlandia, Inst Biomed Sci, BR-38405900 Uberlandia, MG, Brazil
[3] Brazilian Natl Canc Inst, Sect Head & Neck Surg, Rio De Janeiro, Brazil
[4] Brazilian Natl Canc Inst, Div Pathol, Rio De Janeiro, Brazil
[5] Univ Fed Triangulo Mineiro, Dept Pathol, Uberlandia, MG, Brazil
关键词
angiogenesis; prognosis; salivary gland tumors; thymidine phosphorylase; vascular endothelial growth factor; ANGIOGENESIS; CARCINOMA; P53;
D O I
10.1111/j.1600-0714.2010.00980.x
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
BACKGROUND: Metastasis of salivary gland tumors has a negative impact on survival. Angiogenesis and its factors are potential markers for predicting metastasis in different malignant tumors, but this is not the case for salivary gland tumors. METHODS: Salivary gland tumors of distinct biologic behavior were analyzed according to the semiquantitative immunoexpression of vascular endothelial growth factor (VEGF) and thymidine phosphorylase (TP). RESULTS: Vascular endothelial growth factor expression was predominantly weak in benign tumors. Weak TP expression was observed in 100% cases of benign tumors and in 74.3% of primary malignant tumors. High VEGF and TP expression levels were significantly associated with primary malignant tumors but not with primary non-metastasizing and primary metastasizing malignant tumors or with subtypes of malignant tumors. CONCLUSIONS: Vascular endothelial growth factor and TP expression levels discriminate benign and malignant tumors but cannot predict metastasis from non-metastasizing tumors. J Oral Pathol Med (2011) 40: 456-459
引用
收藏
页码:456 / 459
页数:4
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