Figure 3.
AFM images of polymer 1/DNA films (5 μm × 5 μm) (A) before erosion, (B) after 5 sec of erosion at -1.1 V in PBS, and (C) after 30 sec of erosion at -0.7 V in PBS. The scale in the z-direction, shown at the far right, is 250 nm.
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.