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.
Schematic presentation of the NVU and BBB. The neural (astrocytes) and vascular components (BMECs, pericytes) of the NVU form the BBB. The basement membrane, which surrounds the BBB endothelium, encapsulates pericytes. NVU: Neurovascular unit; BBB: Blood-brain barrier; BMEC: Brain microvascular endothelial cell.
