(B) Loss of NAF‐1 prevents BCL‐2b5 from antagonizing starvation‐induced autophagy. H1299 GFP‐LC3 and BCL‐2b5/GFP‐LC3 cells were transfected with either LUC or NAF‐1 siRNA and starved for 4 h. Cells were analysed as in Figure 4C. 