EMP3 and glioblastoma: To determine the biological function of EMP3 in glioblastoma, we knocked down EMP3 in two glioblastoma cell lines (U87 MG and U251 MG) by transient transfection with siRNA (si-EMP3-1,si-EMP3-2 and si-EMP3-3) for 72 h cultured with siRNA.