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.
Total ion chromatograms of organic extracts of selected ascidians that are known for secondary metabolite production showing the abundance and host specificity of secondary metabolites in ascidian extracts. The secondary metabolites represent the major compounds in the extracts, and, as shown in Supplementary Figure S7, are highly species specific.
