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.
Butterfield DA, Boyd-Kimball D.Butterfield DA, et al.Biochim Biophys Acta. 2005 Jan 17;1703(2):149-56. doi: 10.1016/j.bbapap.2004.10.014. Epub 2004 Nov 20.Biochim Biophys Acta. 2005.PMID: 15680223Review.