2014
DOI: 10.1016/j.jfca.2014.04.011
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Sinigrin and sinalbin quantification in mustard seed using high performance liquid chromatography–time-of-flight mass spectrometry

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Cited by 24 publications
(8 citation statements)
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“…The 1 H, 13 C and 2D: heteronuclea single quantum coherence (HSQC) and correlation spectroscopy (COSY) NMR analyses provided clear peaks that differentiated the rhamnose to glucose moieties in addition to other peaks typical of aromatic rings, particularly benzene, which signifies the presence of glucosinolates containing sugar moieties. HPLC analysis of GMG-ITC-RSE revealed a peak around 4.940 min (retention time) at 245 nm, similar to that of sinigrin (4.940 min), the internal standard ( Figure 2 ), as reported by [ 47 ], which indicated the presence of glucosinolates in the extract. Identification of the M. oleifera derived glucosinolate under investigation was further corroborated by mass spectrometric examination where LC/MS ESI analyses in the positive mode revealed an m / z 588 (M + H + ) ( Figure 3 ), which corresponded to the mass of intact GMG ( Figure 1 ) reported by [ 48 ].…”
Section: Resultssupporting
confidence: 78%
“…The 1 H, 13 C and 2D: heteronuclea single quantum coherence (HSQC) and correlation spectroscopy (COSY) NMR analyses provided clear peaks that differentiated the rhamnose to glucose moieties in addition to other peaks typical of aromatic rings, particularly benzene, which signifies the presence of glucosinolates containing sugar moieties. HPLC analysis of GMG-ITC-RSE revealed a peak around 4.940 min (retention time) at 245 nm, similar to that of sinigrin (4.940 min), the internal standard ( Figure 2 ), as reported by [ 47 ], which indicated the presence of glucosinolates in the extract. Identification of the M. oleifera derived glucosinolate under investigation was further corroborated by mass spectrometric examination where LC/MS ESI analyses in the positive mode revealed an m / z 588 (M + H + ) ( Figure 3 ), which corresponded to the mass of intact GMG ( Figure 1 ) reported by [ 48 ].…”
Section: Resultssupporting
confidence: 78%
“…The MSP was made by directly grinding mustard seeds into flour, thus the Myr activity was preserved, but the major GSLs in mustard seed are sinigrin and sinalbin, not GR. 27 As anticipated, GR and SF were not detected in the MSP. The extraction recovery for GR and SF was 95.6% and 98.8%, respectively.…”
Section: Intraday Accuracy/precision Bsupporting
confidence: 57%
“…A very trace amount of SF was observed in the BSE powder (0.12 mg per 1000 mg of fresh powder weight). The MSP was made by directly grinding mustard seeds into flour, thus the Myr activity was preserved, but the major GSLs in mustard seed are sinigrin and sinalbin, not GR . As anticipated, GR and SF were not detected in the MSP.…”
Section: Resultsmentioning
confidence: 82%
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“…Linseed meal flake sizes ranged from %0.07 to 1.5 mm diameter. Meals were analyzed for sinigrin and sinalbin content following the methods in Popova and Morra (2014). For the greenhouse studies, glucosinolate content was 132 mmolÁg -1 meal for YeM and 149 mmolÁg -1 meal for InM (total meal basis).…”
Section: Southernmentioning
confidence: 99%