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.
Burnes TA, Blanchette RA, Farrell RL.Burnes TA, et al. Among authors: farrell rl.Appl Environ Microbiol. 2000 Dec;66(12):5201-5. doi: 10.1128/AEM.66.12.5201-5205.2000.Appl Environ Microbiol. 2000.PMID: 11097890Free PMC article.
Pointing SB, Chan Y, Lacap DC, Lau MC, Jurgens JA, Farrell RL.Pointing SB, et al. Among authors: farrell rl.Proc Natl Acad Sci U S A. 2009 Nov 24;106(47):19964-9. doi: 10.1073/pnas.0908274106. Epub 2009 Oct 22.Proc Natl Acad Sci U S A. 2009.PMID: 19850879Free PMC article.
Chan Y, Van Nostrand JD, Zhou J, Pointing SB, Farrell RL.Chan Y, et al. Among authors: farrell rl.Proc Natl Acad Sci U S A. 2013 May 28;110(22):8990-5. doi: 10.1073/pnas.1300643110. Epub 2013 May 13.Proc Natl Acad Sci U S A. 2013.PMID: 23671121Free PMC article.