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.
Zhang Z, Andersen A, Smith C, Grondin R, Gerhardt G, Gash D.Zhang Z, et al.J Gerontol A Biol Sci Med Sci. 2000 Oct;55(10):B473-80. doi: 10.1093/gerona/55.10.b473.J Gerontol A Biol Sci Med Sci. 2000.PMID: 11034220
Cass WA, Gerhardt GA, Zhang Z, Ovadia A, Gash DM.Cass WA, et al. Among authors: gerhardt ga.Neurosci Lett. 1995 Feb 6;185(1):52-5. doi: 10.1016/0304-3940(94)11223-6.Neurosci Lett. 1995.PMID: 7731554
Xin T, Ai Y, Gerhardt G, Gash D, Zhang Z.Xin T, et al.Biochem Biophys Res Commun. 2008 Jun 6;370(3):434-9. doi: 10.1016/j.bbrc.2008.03.108. Epub 2008 Mar 31.Biochem Biophys Res Commun. 2008.PMID: 18381061Free PMC article.