Figure 7From: Laser ablation-based one-step generation and bio-functionalization of gold nanoparticles conjugated with aptamersDot blot. Dot blot detection of streptavidin, using aptamer-conjugated gold nanoparticles (A). ESEM image of nanoparticles bound to streptavidin immobilized on the nitrocellulose membrane (B).Back to article page