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.
EPTA-Gd induced enhancement patterns (A,B) and enhancement maps at 40 min (C,D) in ER-positive and ER-negative MDA-MB-231 xenografts treated with acute (1 h) and chronic (3 days) tamoxifen. The anatomy of the xengorafts is demonstrated in the T2-weighted images (C,D). The enhancement maps are overlaid on the corresponding T1-weighted images.
