MTT CTX (U87-MG / 72h) MTT CTX (HeLa / 72h) 120 120 GFP-H6 120 * * a b c GFP-H6 T22-PE24-H6 (%) (%) (%) (%) T22-PE24-H6 (%) 100 100 * * 100 * ** viability viability viability 80 80 80 viability ** ** CellViability Viability 60 60 60 % Cell Cell Cell 40 40 40 ** ** ** ** ** ** 20 20 ** ** 20 ** ** ** ** ** ** ** ** 0 0 0 0,1 µM 1 µM 2,5 µM 0,1 µM 1 µM 2,5 µM 0.1 uM 1 uM 0.1 1 0.1 1 0.1 1 Protein concentration (µM) CTX-GFP-H6 C Protein concentration (µM) Protein concentration (µM) CTX-GFP-H6 C CTX-GFP-H6 CS CTX-GFP-H6 CS CTX-KR-GFPH6 C CTX-KR-GFPH6 C CTX-KR-GFP-H6 CS CTX-KR-GFP-H6 CS