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.
Different cell types in 40 μm thick sections (not all cells are in focus). Panels (a−c) from AIDS brains, panels (d,e) from control subjects. N = neurons, A = astroglia, O = oligodendroglia, M = microglia. E = endothelial cell (not counted). Bar = 30μm.
