Figure 9From: RGD-conjugated silica-coated gold nanorods on the surface of carbon nanotubes for targeted photoacoustic imaging of gastric cancerRelationship curves. (a) Relationship curve between nanoprobe concentration and PA signal intensity. (b) Gold nanorod-enhanced MWNT PA signal amplitude curve at different wavelengths (black, sGNRs; red, RGD-sGNR/MWNTs).Back to article page