2018
DOI: 10.1016/j.jchromb.2018.02.012
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LC-MS determination of steroidal glycosides from Dioscorea deltoidea Wall cell suspension culture: Optimization of pre-LC-MS procedure parameters by Latin Square design

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Cited by 16 publications
(6 citation statements)
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“…The main compounds found in D. deltoidea cell culture (over 4% of dry weight) were furostanol-type steroidal glycosides deltoside (protodeltonin), 25(S)-protodioscin (protoneodioscin) and protodioscin with diosgenin and yamogenin as aglycones (Table 3 and Figure 1b). Identification of these compounds was performed by using gas chromatography-mass spectrometry (GC-MS) and infrared spectroscopy of the products of complete acid hydrolysis of glycosides (aglycones) [21,35], comparison of the chromatographic behavior (HPLC-UV) of glycosides with a protodioscin standard [36], LC-ESI-MS analysis of individual glycosides [25,37] as well as by isolation of individual compounds from cell culture and their structural identification by 1 H-and 13 C-NMR spectroscopy, including two-dimensional NMR experiments 1 H-1 H COSY, TOCSY, NOESY, 1 H- 13 C HSQC and HMBC, and high-resolution mass spectrometry [30]. Figure 1b shows HPLC-ESI-MS chromatogram (positive-ion mode, selected ion monitoring (SIM) regime) for ions with m/z 1047.5 and 1031.5 [25] in the extract of the D. deltoidea cell culture grown in 630 L bioreactor.…”
Section: Cell Culture Growth In Bioreactors and Their Biochemical Compositionmentioning
confidence: 99%
See 1 more Smart Citation
“…The main compounds found in D. deltoidea cell culture (over 4% of dry weight) were furostanol-type steroidal glycosides deltoside (protodeltonin), 25(S)-protodioscin (protoneodioscin) and protodioscin with diosgenin and yamogenin as aglycones (Table 3 and Figure 1b). Identification of these compounds was performed by using gas chromatography-mass spectrometry (GC-MS) and infrared spectroscopy of the products of complete acid hydrolysis of glycosides (aglycones) [21,35], comparison of the chromatographic behavior (HPLC-UV) of glycosides with a protodioscin standard [36], LC-ESI-MS analysis of individual glycosides [25,37] as well as by isolation of individual compounds from cell culture and their structural identification by 1 H-and 13 C-NMR spectroscopy, including two-dimensional NMR experiments 1 H-1 H COSY, TOCSY, NOESY, 1 H- 13 C HSQC and HMBC, and high-resolution mass spectrometry [30]. Figure 1b shows HPLC-ESI-MS chromatogram (positive-ion mode, selected ion monitoring (SIM) regime) for ions with m/z 1047.5 and 1031.5 [25] in the extract of the D. deltoidea cell culture grown in 630 L bioreactor.…”
Section: Cell Culture Growth In Bioreactors and Their Biochemical Compositionmentioning
confidence: 99%
“…Identification of steroidal glycosides in biomass of D. deltoidea cell culture was performed by using gas chromatography-mass spectrometry (GC-MS), infrared spectroscopy (analysis of aglycones) [21,35], HPLC-UV [36], HPLC-ESI-MS [25,37] and NMR spectroscopy [30]. Quantitative analysis of steroidal glycosides was performed by using HPLC-ESI-MS [25].…”
mentioning
confidence: 99%
“…Some methods used to obtain the crude extract of plants and separate bioactive compounds are: supercritical fluid, maceration, hydrodistillation and ultrasound-assisted technique (Cruz et al, 2021;Ojha et al, 2020;FERREIRA et al, 2020;Sarvin et al, 2018;Bernardo et al, 2016;Boukroufa et al, 2015). Each method has different specifications regarding the extractive process, but all methods have characteristics that meet the principles of Green Chemistry, due to the use of solvents with lower environmental impact and/or in reduced volumes (Oliveira et al, 2016;Knez et al, 2014;Brasil, 2010).…”
Section: Resultsmentioning
confidence: 99%
“…Bioactive compounds, such as tannins, flavonoids, phenolics and trypsin inhibitors, have been identified (Cruz et al Research, Society and Development, v. 11, n. 6, e55211629315, 2022 (CC BY 4.0) Ngo et al, 2017;Almeida et al, 2014), including α-carotene, β-carotene, lutein, stigmasterol, α-cryptoxanthin, βcryptoxanthin andSitosterol (Cruz et al, 2021;Agostini-Costa et al, 2014). Some methods used to obtain the crude extract of plants and separate bioactive compounds are: supercritical fluid, maceration, hydrodistillation and ultrasound-assisted technique (Sarvin et al, 2018). Each method has different specifications regarding the extractive process, but all methods have characteristics that meet the principles of Green Chemistry, due to the use of solvents with lower environmental impact and/or in reduced volumes (Oliveira et al, 2016;Knez et al, 2014;Brasil, 2010).…”
Section: Introductionmentioning
confidence: 99%
“…For example, a recent study reported the optimized extraction of these compounds, with the highest extract content when 50% acetonitrile (ACN) was used for 60 minutes in ultrasonic extraction. However, compared with the yield of individual compounds, protodioscin had the best extraction efficiency at 50% ACN, whereas for dioscin, 70% ACN was more efficient [7]. Several analytical methods for determination of the above compounds have been reported previously.…”
Section: Introductionmentioning
confidence: 99%