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.
Reflectron matrix-assisted laser desorption ionization (MALDI) mass spectrum, recorded in negative polarity, of lipid A from S. salinus M19-40T lipopolysaccharides (LPS) that were obtained after acetate buffer treatment. Only deprotonated ions [M − H]− are formed in these conditions. The lipid A species are indicated.
