Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Immunofluorescence staining of Sirt1 in the hippocampus of rats. (A) Nuclei staining by DAPI and antibody to Sirt1 and merge of them from each group (magnification, ×400). (B), The percentage of positive reaction in each group. Red arrows point to Sirt1 positive cells. Scale Bars: 20 µm. Ratio of Sirt1-positive neurons is displayed as the mean±SD (n=4 per groups); (***P<0.001)
