749 research outputs found

    Intra- and inter-metabolite correlation spectroscopy of tomato metabolomics data obtained by liquid chromatography-mass spectrometry and nuclear magnetic resonance

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    Nuclear magnetic resonance (NMR) and liquid chromatography-mass spectrometry (LCMS) are frequently used as technological platforms for metabolomics applications. In this study, the metabolic profiles of ripe fruits from 50 different tomato cultivars, including beef, cherry and round types, were recorded by both 1H NMR and accurate mass LC-quadrupole time-of-flight (QTOF) MS. Different analytical selectivities were found for these both profiling techniques. In fact, NMR and LCMS provided complementary data, as the metabolites detected belong to essentially different metabolic pathways. Yet, upon unsupervised multivariate analysis, both NMR and LCMS datasets revealed a clear segregation of, on the one hand, the cherry tomatoes and, on the other hand, the beef and round tomatoes. Intra-method (NMR¿NMR, LCMS¿LCMS) and inter-method (NMR¿LCMS) correlation analyses were performed enabling the annotation of metabolites from highly correlating metabolite signals. Signals belonging to the same metabolite or to chemically related metabolites are among the highest correlations found. Inter-method correlation analysis produced highly informative and complementary information for the identification of metabolites, even in de case of low abundant NMR signals. The applied approach appears to be a promising strategy in extending the analytical capacities of these metabolomics techniques with regard to the discovery and identification of biomarkers and yet unknown metabolites

    Sphaerophoria batava Goeldlin de Tiefenau 1974

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    Sphaerophoria batava Goeldlin de Tiefenau, 1974. Regions: UC, CL, LC. Reference: de Groot & Govedič (2008), Van Steenis et al. (2013).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 217, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Chrysotoxum arcuatum

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    Chrysotoxum arcuatum (Linnaeus, 1758). * Regions: UC, GO, CL, LC, SA. Reference: Lambeck (1968), de Groot (2004), de Groot & Govedič (2008), Van Steenis et al. (2013).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 210, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Rhingia rostrata

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    Rhingia rostrata (Linnaeus, 1758). Regions: GO, CK, CL, LC, SA. Reference: Scopoli (1763), Strobl (1893b), de Groot (2004), de Groot & Govedič (2008).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 205, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Cheilosia canicularis

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    Cheilosia canicularis (Panzer, 1801). Regions: UC, GO, SS, CA, CL, LC, SA. Reference: Coe (1960), Vujić (1996), Vujić & Šikoparija (2001), de Groot (2004), de Groot & Govedič (2008).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 195, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Merodon cinereus

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    Merodon cinereus (Fabricius, 1794). Regions: UC, GO, CL, LC. Reference: de Groot (2004), de Groot & Govedič (2008), Van Steenis et al. (2013).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 203, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Eupeodes luniger

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    Eupeodes luniger (Meigen, 1822). Regions: UC, GO, SS, CK, CL, LC, SA. Reference: Glumac (1956, as Syrphus bucculatus), Glumac (1972, as Syrphus luniger), Lambeck (1968) (as Metasyrphus luniger), de Groot (2004), de Groot & Govedič (2008).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 213, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Volucella inanis

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    Volucella inanis (Linnaeus, 1758). Regions: UC, GO, SS, CL, DR, LC, SA. Reference: Scopoli (1763) (as Conops trifasciatus) Strobl (1893b, 1894, 1910), Coe (1960), Lambeck (1968), de Groot (2004), de Groot & Govedič (2008).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 207, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Eristalinus sepulchralis

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    Eristalinus sepulchralis (Linnaeus, 1758). Regions: CK, CL, MU, LS, LC, SA. Reference: Strobl (1893a, 1893b, 1910) (as Eristalis sepulchralis), Glumac (1956), Coe (1960) (as Eristalis sepulchralis), de Groot (2004), de Groot & Govedič (2008).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 199, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318

    Melanostoma mellinum

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    Melanostoma mellinum (Linnaeus, 1758). Regions: UC, GO, SS, CA, CK, CL, DR, MU, CS, LC, SA. Reference: Glumac (1956, 1972), Coe (1960), Lambeck (1968), de Groot (2004), de Groot & Govedič (2008), Van Steenis et al. (2013).Published as part of Kočić, Anja, Vujić, Ante, Tot, Tamara, Milosavljević, Marina Janković & Groot, Maarten De, 2023, An updated checklist of the hoverflies (Diptera: Syrphidae) of Slovenia, pp. 189-227 in Zootaxa 5297 (2) on page 214, DOI: 10.11646/zootaxa.5297.2.2, http://zenodo.org/record/799318
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