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.
T1-weight phantom images of (a) Fe3O4-BSA and (b) Fe3O4-PMAA-PTTM nanoparticles with various Fe concentrations. Plot of 1/T over Fe concentration of (c) Fe3O4-BSA and (d) Fe3O4-PMAA-PTTM nanoparticles. The slopes indicate the relaxivity of r1 (red line) and r2 (green line).
