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Table 1 Sterols identified by gas chromatograph-mass spectrometry (GC-MS) in promastigotes of Leishmania infantum derived from in vitro culture

From: Dynamics of sterol synthesis during development of Leishmania spp. parasites to their virulent form

Sterol Identificationa RRt b
Cholesterol I 1.000
Zymosterol New 1.030
Ergosterol - I II 1.069
Ergosta-7,22-dien-3β-ol - I New 1.078
Ergostatetraenol New 1.086
Ergosterol - II III 1.115
Ergosta-7,22-dien-3β-ol - II VI 1.131
Lanosterol New 1.157
Stigmasta-7,24(28)-dien-3β-ol V 1.229
  1. aI-V were identified previously [8]. New indicates sterols identified in the current study
  2. bRelative retention time (RRt) to cholesterol on GC, which is the ratio of retention time of each sterol to that of cholesterol