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.
Polyether ladder toxins from dinoflagellates. (a) maitotoxin, (b) ciguatoxin 1B, (c) brevetoxin B [64], (d) precursor incorporation pattern into brevetoxin B (e) precursor incorporation pattern into yessotoxin [65]. Stable isotope-labeled precursor incorporation patterns are shown for brevetoxin B, and yessotoxin. m: acetate methyl, c: acetate carboxyl, Me: methionine methyl. Bold bonds between c and m indicate intact acetate units.
