TGFB1 and glioma: Upon TGF-β1 stimulation for 24 h, the expression of lncRNA-MUF was upregulated (≥2-fold) in glioma cell lines (T98G: 1.89-fold; U87-MG: 1.8-fold; LN229: 2.8-fold; LN18: 2.1-fold).