Figure 4From: Laser ablation-based one-step generation and bio-functionalization of gold nanoparticles conjugated with aptamersTEM analysis of aptamer-conjugated AuNPs. TEM micrographs and AuNP size distributions (lognormal fit) of AuNPs produced by laser ablation in 5 μM miniStrep solution before (A), and after (B) removal of free aptamer using centrifugation.Back to article page