Carbohydrate and steroid analysis by desorption electrospray ionization mass spectrometry.
Desorption electrospray ionization mass spectrometry (DESI-MS) is applied to the analysis of carbohydrates and steroids; the detection limits are significantly improved by the addition of low concentrations of salts to the spray solvent.
Kauppila
Tiina J
TJ
Faculty of Pharmacy, Division of Pharmaceutical Chemistry, University of Helsinki, 00014 Helsinki, Finland.
Talaty
Nari
N
Jackson
Ayanna U
AU
Kotiaho
Tapio
T
Kostiainen
Risto
R
Cooks
R Graham
RG
D002241:Carbohydrates / Q000032:analysis*; D003348:Cortisone / Q000032:analysis; D012492:Salts / Q000737:chemistry; D012680:Sensitivity and Specificity; D012997:Solvents / Q000737:chemistry; D021241:Spectrometry, Mass, Electrospray Ionization / Q000379:methods*; D013256:Steroids / Q000032:analysis*
D002241:Carbohydrates; D012492:Salts; D012997:Solvents; D013256:Steroids; D003348:Cortisone