Fig. 5. Relaxation times (T2*) as function of time. T2* relaxation times of SPIONs in different organs and tissues are plotted at different days. Different symbol shapes represent different animals.
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.