Mitogen-activated protein kinase, ERK1/2, is essential for the induction of vascular endothelial growth factor by ionizing radiation mediated by activator protein-1 in human glioblastoma cells.

作者: Katsuharu Mori , Masaharu Tani , Kensaku Kamata , Hideki Kawamura , Yoshishige Urata

DOI: 10.1080/10715760000300711

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摘要: Vascular Endothelial Growth Factor (VEGF)/Vascular Permeability plays an important role in angiogenesis and cell proliferation of cancer cells. Glioblastoma cells are most malignant show resistance to radiation therapy inducing VEGF cause brain edema. In the present study, regulatory mechanism expression by ionizing was studied three human glioblastoma Induction mRNA dependent on dose incubation time. Activator protein-1 (AP-1) activated 10 Gy 1 h T98G electrophoretic mobility shift assay. We constructed chimeric genes containing various regions promoter gene coding region for chloramphenicol acetyltransferase (CAT) transiently transfected them CAT assay with AP-1 site demonstrated that activity enhanced radiation. Immun...

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