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.
Hierarchical cluster analysis of serum metabolic profile for distinguishing ESCC and PO from controls (C). Each column represents one serum sample, and each row represents a single metabolite. The expression values are represented by the color scale. The intensity increases from green (relatively down-regulated) to red (relatively up-regulated).
