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.
Detection of plasma RNA in patients with colorectal cancer: lanes 1–15, β catenin mRNA (250 bp) from 15 patients; lane 16, β catenin mRNA (250 bp) and DNA (450 bp) from a positive control without DNase; lane 17, negative control; lane 18, water control; lane M, molecular markers.
