ELF5 and cancer: To learn how the loss of ELF5 in cancer cells supports its viability, we assessed proliferation and apoptosis markers in both stably selected LNCaP and VCaP cells infected by shELF5 (LNCaP-shELF5 or VCaP-shELF5) or scramble shRNA (shScr) (LNCaP-shScr or VCaP-shScr) (Fig. 1B).