Vascular endothelial growth factor and KIT expression in relation with microvascular density and tumor grade in supratentorial astrocytic tumors
Acta cir. bras
;
28(1): 48-54, jan. 2013. ilus, tab
Article
in English
| LILACS
| ID: lil-662347
ABSTRACT
PURPOSE:
To evaluate the relationship between microvascular density and the expression of vascular endothelial growth factor (VEGF) and KIT as possible markers of angiogenic stimulus in astrocytic tumors and correlate it with histopathological grading.METHODS:
We enrolled 99 surgical specimens of supratentorial astrocytic tumors for analysis of VEGF and KIT and subsequent correlation with MVD and grading.RESULTS:
KIT and VEGF expression correlated with microvascular density (p<0.005) and both VEGF and microvascular density correlated with grading (p<0.005). KIT had no significant relationship with grading (p=0.657).CONCLUSION:
KIT and VEGF constitute important pathways in the angiogenesis of astrocytomas and therefore are promising prognostic tools and options for therapeutic intervention.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Astrocytoma
/
Supratentorial Neoplasms
/
Biomarkers, Tumor
/
Proto-Oncogene Proteins c-kit
/
Vascular Endothelial Growth Factor A
/
Neovascularization, Pathologic
Type of study:
Evaluation studies
/
Observational study
/
Prognostic study
Limits:
Adult
/
Aged
/
Female
/
Humans
/
Male
Language:
English
Journal:
Acta cir. bras
Journal subject:
General Surgery
/
Procedimentos Cir£rgicos Operat¢rios
Year:
2013
Type:
Article
Affiliation country:
Brazil
Institution/Affiliation country:
UNIFESP/BR
Similar
MEDLINE
...
LILACS
LIS