Fig. 3
From: The effect of phospho-peptide on the stability of gold nanoparticles and drug delivery
The stability of pY peptide modified AuNPs. a Typical TEM image of AuNPs modified with non-phosphorylated peptide in aqueous solutions (scale bars: 500 nm). b Typical TEM image of AuNPs modified with phosphorylated peptide in aqueous solutions (scale bars: 200 nm). c UV–Vis spectra of AuNPs modified with various phosphorylated peptides (peptide sequences listed in Additional file 1: Table S3)