Skip to main content

Table 5 Most abundant ions present in the C. roseus leaf extract. A list of most abundant ions present in the periwinkle leaf extract, detected by LCMS-IT-ToF Mass Spectrometer (IT-ToF, Shimadzu) using analytical C18 column and 10–100% acetonitrile gradient against 0.1% formic acid in water

From: Antibiotic-resistant bacteria in the guts of insects feeding on plants: prospects for discovering plant-derived antibiotics

Ion m/z Retention time [min.] Compound name
457.2317 0.829 vindoline
397.2108 2.193 MDC-Cat-HPLC-E-POS-F1–397.2–6.93
377.0871 2.360 loganic acid
349.1539 2.893 serpentine
521.06 1.884 MDC-Cat-HPLC-E-POS-F1–521.204-2.05
458.2358 0.829 MDC-Cat-HPLC-E-POS-F1–458.207-9.83
439.219 0.84 MDC-Cat-HPLC-E-POS-F1–439.202-9.5
520.9128 0.400 MDC-Cat-HPLC-E-POS-F1–520.217-9.48
656.8851 0.200 MDC-Cat-HPLC-E-POS-F1–656.345-13.73
397.2112 5.554 MDC-Cat-HPLC-E-POS-F1–397.2–6.93
  1. The ions were matched with some known metabolites from the C. roseus metabolomics database based on their m/z ratios. For ions without a good match in the database, the closest match was listed