Fig. 2From: A label-free logic gate hairpin aptasensor for sensitive detection of ATP based on graphene oxide and PicoGreen dyeReaction time: A (a) PicoGreen dye, DNA-L, DNA-S, (b) GO. B (a) PicoGreen dye, GO, 100 μL of 10 mM ATP, DNA-L, (b) DNA-S. C (a) PicoGreen dye, GO, DNA-L, (b) DNA-SBack to article page