Biomedical Engineering Reference
In-Depth Information
FIGURE 3.2
Functionalization.of.gold.nanoparticles.with.(A).methotrexate.attached.by.replacing.the.citrate.cap,.(B).antibod-
ies,.(C).oligonucleotides.(with.a.spacer),.and.(D).electrostatic.interactions.between.a.negatively.charged.citrate-
capped.AuNP.and.a.positively.charged.biomolecule.
