An official website of the United States government
Here's how you know
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.
Chemical structures of components used in these studies. (A) PEG4600DA; (B) CRGDSG (mono-thiol); (C) CRGDSG (di-thiol); (D) CRGDSG (mono-thiol scrambled); (E) CGGGGGGGGRGDSG (mono-thiol with a spacer)