Quantification of Soyasaponins I and beta g in Italian Lentil Seeds by Solid-Phase Extraction (SPE) and High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) (Articolo in rivista)

Type
Label
  • Quantification of Soyasaponins I and beta g in Italian Lentil Seeds by Solid-Phase Extraction (SPE) and High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Alternative label
  • Sagratini, G.; Zuo, Y.T.; Caprioli, G.; Cristalli, G.; Giardina, D.; Maggi, F.; Molin, L.; Ricciutelli, M.; Traldi, P.; Vittori, S. (2009)
    Quantification of Soyasaponins I and beta g in Italian Lentil Seeds by Solid-Phase Extraction (SPE) and High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS)
    in Journal of agricultural and food chemistry
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Sagratini, G.; Zuo, Y.T.; Caprioli, G.; Cristalli, G.; Giardina, D.; Maggi, F.; Molin, L.; Ricciutelli, M.; Traldi, P.; Vittori, S. (literal)
Pagina inizio
  • 11226 (literal)
Pagina fine
  • 11233 (literal)
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  • 57 (literal)
Rivista
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  • DOI: 10.1021/jf901707z (literal)
Note
  • ISI Web of Science (WOS) (literal)
Titolo
  • Quantification of Soyasaponins I and beta g in Italian Lentil Seeds by Solid-Phase Extraction (SPE) and High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) (literal)
Abstract
  • Lentil saponins are triterpene glycosides, mainly soyasaponins I and beta g (also known as VI), with multiple health-promoting properties. This paper reports the isolation of soyasaponins I and beta g from soybeans as analytical standards and the development of a new analytical procedure for quantification of their content in various cultivars of Italian lentils, by SPE-HPLC-MS. Soyasaponins I and beta g were isolated from soybeans at a purity of >90% and characterized by MS/MS (ion trap) experiments. The determination of soyasaponins in lentils was performed by extraction, SPE purification, and HPLC-MS (single quadrupole) analysis; results were confirmed by MALDI-TOF experiments. Calibration curves for soyasaponin I and beta g showed correlation coefficients of 0.998 and 0.997, respectively. LOD and LOQ values were 0.02 and 0.2 mg kg(-1) for soyasaponins I and 0.1 and 1 mg kg(-1) for soyasaponin beta g. Recoveries calculated at a 100 mg kg(-1) fortification level ranged from 85 to 97%, with n = 10 and RSs of <12%. In the 32 lentil samples, contents of soyasaponin I ranged from 28 to 407 mg kg(-1), whereas that of soyasaponin beta g ranged from 110 to 1242 mg kg(-1). (literal)
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