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.
Figure 9. (A and B) Covalent functionalization of SWCNTs with ssPNA via an amide linkage; (C) a DNA fragment with a single-stranded, “sticky” end hybridizes to the PNA-SWCNTs hybrids; (D and E) tapping-mode AFM images of the PNA-SWCNTs and DNA-PNA-SWNTs. Scale bars: 100 nm. Adapted with permission from reference 54.
