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.
TEM micrographs showing 20AO MWNTs internalized by N9 microglia after 2 (ac), 24 (d–f) and 72 (g–i) hrs. Selected MWNTs are marked with white arrows, and can be observed individually and in small clusters within vesicles (v) as well as in the cell cytoplasm (c). At longer time-points, multilaminar bodies are also observed containing MWNTs (f, i). All scale bars 200 nm.
