Figure 4.
(A) The UV-vis spectrum of a PBS solution containing (a) AuNPs and (b) AuNPs-HRP; (B) the standard curve for the activity of (a) HRP and (b) AuNPs-HRP.
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.