Modification of SLC7A11 in U251 glioma is correlated with altered cell migratory, invasive, and adhesive properties. (A) Boyden chamber migration assay, (B) Matrigel invasion assay, and (C) adhesion assay in SLC7A11-overexpressing and knockdown gliomas compared with respective control cells. Error bars indicate SD; ***P < 0.001, NS = not significant. SD, standard deviation.