An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Nanduri B, Byrd AK, Eoff RL, Tackett AJ, Raney KD.Nanduri B, et al. Among authors: tackett aj.Proc Natl Acad Sci U S A. 2002 Nov 12;99(23):14722-7. doi: 10.1073/pnas.232401899. Epub 2002 Oct 31.Proc Natl Acad Sci U S A. 2002.PMID: 12411580Free PMC article.