Figure 4.
Chemical structures of triterpenes and sesquiterpenes from Sarraceniaceae species: (a) betulin; (b) betulinic acid; (c) lupeol; (d) ursolic acid; (e) α-amyrin; (f) β-sitosterol; (g) α-bergamotene; (h) β-caryophyllene.
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.