Research Article

Novel Polyoxyethylene-Containing Glycolipids Are Synthesized in Corynebacterium matruchotii and Mycobacterium smegmatis Cultured in the Presence of Tween 80

Table 1

Molecular ions in MALDI mass spectra of MAME from the cell wall skeleton of C. matruchotii grown in the presence and absence of Tween 80.

Molecular ion:Relative abundanc
MNa+ (m/z)MCorynomycolateno/Tween 80w/Tween 80

449426C26:014
475452C28:112
477454C28:011
503480C30:134
505482C30:035
519496C31:037
531508C32:132
533510C32:0100
545522C33:115
557534C34:217
559536C34:19924
561538C34:010
585562C36:237100
587564C36:12126

he most abundant molecular ions are given in bold face lettering. Molecular ion peaks with relative abundance of 10 were omitted.