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.
Wilcox C, Van Sebille E, Hardesty BD.Wilcox C, et al. Among authors: hardesty bd.Proc Natl Acad Sci U S A. 2015 Sep 22;112(38):11899-904. doi: 10.1073/pnas.1502108112. Epub 2015 Aug 31.Proc Natl Acad Sci U S A. 2015.PMID: 26324886Free PMC article.