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.
(A) Upper: photo image of colon tumors from an A/J mouse treated with AOM. Lower: NIR fluorescence image of colon tumors after intravenous injection of the NS. (B) Immunohistology analysis of colon tumors. Upper: H&E stain; lower: IHC of MMP-9 protein expression in a colon tumor section counterstained with primary antibody for MMP-9.
