Gold Nanoparticles: Promising Nanomaterials for the Diagnosis of Cancer and HIV/AIDS

Figure 8

Illustration of the immunoassay model used in the detection of HIV-1 p24 antigen with anti-p24 antibody nanoarray. (1) patterning process, (2) and (3) passivated process of Au with PEG-SH, (4) and (5) Passivated with BSA and detection of p24(HIV), and (6) sandwich process with nanoprobe modified with p24 (HIV) (Reprinted with permission from American Chemical Society, [72]).