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.
CB association with the U2 gene is not dependent on the presence of U2 locus RNA. (A) Three-color image shows one CB (D, blue) associating with a U2 gene locus (B, green) in the absence of any detectable RNA (C, red), whereas another gene has a significant RNA focus but no CB.
