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.
Fig. 2. (a) FT-IR spectra of thymine functionalized heparin (HP-T), adenine functionalized heparin (HP-A) and formed hydrogel. (b) 1H NMR spectra of HP-T and HP-A.