BCL2L13 and infection: Quantitative real-time PCR (qRT-PCR) and western blot results showed that BCL2L13 levels in U251, GBM#P3, and GBM#BG5 cells were significantly decreased after infection lentiviruses encoding one of three BCL2L13, especially the case of sh-BCL2L13#2 and #3 (Fig. 2A–C).