Therefore, within the FNBC PDT response assays, within in vitro cultured CRC, culture plates received 0.11 μg/ml Anti-GCC Ab, which was successfully bound to 3.39 × 1012 AuNPPEG-SH-NH2 particles/ml conjugated to a 0.125 μM of ZnPcS4 in 0.001 M PBS (w/v). The gene discussed is GUCY2C; the disease is colorectal carcinoma.