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.
Silk AD, Zasadil LM, Holland AJ, Vitre B, Cleveland DW, Weaver BA.Silk AD, et al.Proc Natl Acad Sci U S A. 2013 Oct 29;110(44):E4134-41. doi: 10.1073/pnas.1317042110. Epub 2013 Oct 16.Proc Natl Acad Sci U S A. 2013.PMID: 24133140Free PMC article.
Kolano A, Brunet S, Silk AD, Cleveland DW, Verlhac MH.Kolano A, et al. Among authors: silk ad.Proc Natl Acad Sci U S A. 2012 Jul 3;109(27):E1858-67. doi: 10.1073/pnas.1204686109. Epub 2012 May 2.Proc Natl Acad Sci U S A. 2012.PMID: 22552228Free PMC article.