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.
Relationships of PET or MRI imaging and angiogenesis. There were no differences in angiogenesis between MRI-positive and MRI-negative samples (a) or between PET-positive and PET-negative samples (b), as illustrated by the respective distributions of positive and negative samples sorted by CD34 scores.
