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Gelsolin (GSN) knockdown by siGSN changes the phenotype of glioblastoma (GBM) cells. A, Expression of GSN in GBM cell lines was tested by western blotting. B, Effect of siGSN (20 nmol/L) on GSN expression was investigated by western blot analysis in GBM cell lines. C, Immunofluorescence with phalloidin (red) was carried out on U251, A172, and U87 cells. Blue, DAPI. Magnification, 200×. NC, negative control
