1,721,007 research outputs found

    HR-MAS and NMR towards Foodomics

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    The integrated approaches of Foodomics, defined as a discipline that studies food and nutrition domains through the application of advanced omic technologies, represent the new frontier to explain some critical issues in food science. Among several applications of omic sciences in food analysis, Nuclear Magnetic Resonance (NMR) spectroscopy is the most used for the instrumental sensitivity and precision. Furthermore, in the last years the NMR technique known as high-resolution magic angle spinning (HR-MAS) has been successfully applied in the field of food science. In particular, this powerful technique is unique for the analysis of talis qualis samples of food products. The results reported in this review showed the validity of this technique for food characterization and authentication but also for the comprehension of the changes in the metabolic profile due to different condition

    Toxic and essential metals determination in commercial seafood: Paracentrotus lividus by ICP-MS

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    Toxic and essential metals content was determined by inductively coupled plasma mass spectrometry in commercial sea urchins samples from the Mediterranean Sea and Pacific Ocean. Results show that Chilean samples have the highest values of Cd, As, Ni, Cr and V; Spanish samples have the maximum Hg content while Sicilian samples have the lowest content of toxic metals. The toxic metal traces were compared with the limits of European Community (EC) No. 1881/2006 for bivalve molluscs. All samples exceed Pb and Cd limit levels; regarding Hg levels, only Sicilian and Sardinian samples have Hg content below the EC limits. The dietary intake of toxic and essential elements was evaluated for an adult. Furthermore, our study highlights a correlation between the toxic elements content and the marine environmental conditions of the places of origin even though only the generic FAO fishing area is specified
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