Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Characterization of PEG-AuNPs. (A) The size of PEG-AuNPs was measured with dynamic light scattering (DLS). (B) TEM images of PEG-AuNPs. Scale bar = 20, 50 or 100 nm. (C) Photographs of PEG-AuNPs in aqueous suspension. (D) UV–Vis absorption spectra of PEG-AuNPs or FITC-labeled AuNPs at wavelengths from 400 to 800 nm.
