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.
In vitro MR images analysis of H460 cells treated with PEGylated SPIO and anti-EGFR-PEG-SPIO at different iron concentration for 2 h (a). A low T2 signal intensity negatively correlates with iron concentration. T2 signal intensities reduced significantly when the iron concentration is increased to 20 μg/mL (a & b). The unobvious change of T2 signal intensities (a & b).
