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.
Expressions of claudin-5, ZO-1, and occludin in rat BMECs analyzed by immunofluorescence. The intensity of the red fluorescence signal represents the expression level of the corresponding protein. The nucleus was counterstained with DAPI (blue fluorescence). Scale bar = 100 μm. BMECs: Brain microvascular endothelial cells; DAPI: 4′,6-Diamidino-2-phenylindole; ZO-1: Zonula occludens-1.
