Advanced Mass Spectrometry for Food Safety and Quality by Yolanda Picó

By Yolanda Picó

Advanced Mass Spectrometry for nutrition defense and caliber provides details on contemporary developments made in mass spectrometry-based suggestions and their purposes in nutrition security and caliber, additionally masking the foremost demanding situations linked to imposing those applied sciences for more beneficial identity of unknown compounds, nutrients profiling, or candidate biomarker discovery.

Recent advances in mass spectrometry applied sciences have exposed great possibilities for a variety of food-related functions. notwithstanding, the specified features of nutrition, akin to the big variety of different parts and their severe complexity current huge, immense demanding situations. this article brings jointly the newest info at the subject, supplying a major source in the direction of larger foodstuff security and quality.

  • Presents serious functions for a sustainable, reasonable and secure nutrition provide
  • Covers rising difficulties in nutrition safeguard and caliber with many particular examples.
  • Encompasses the features, merits, and barriers of mass spectrometry, and the present concepts in technique improvement and validation
  • Provides the latest info at the very important subject of nutrients security and quality

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Sample text

Likewise, other 97 biomarkers could be identified in the same way by their specific EPI spectra, which were eventually used to characterize 79 botanicals. In terms of identification capabilities, EPI spectra are structurally much more informative than a combination of conventional SRMs. Mass transitions and retention times are indeed excellent identification indicators to characterize a compound, but in the case of coeluting isobaric compounds, the classical SRM detection mode may not guarantee an unambiguous identification.

Biloba leaves would be extraordinarily helpful for improving their potential values as dietary supplements and also may be used as markers for their quality control. [81] Monoacylglicerols (MAGs) and free fatty acids (FAs) Fats and oils LC-ESI-QqQ-MS/MS PI-SRM Two transitions Various animal fat and vegetable oil samples were characterized for their MAG/FA profile indicating the usefulness of the method to address quality and authenticity of fats and oils. [82] Phospholipids Soybean UPLC-ESI-LTQ-MS/MS PI-SRM Variation in the composition and content of PLs in soybeans following genetic modification, due to their beneficial effects on human health.

Using this system, the accidental or fraudulent blending of meat from different species can be easily detected [9], demonstrating the specificity of previously identified biomarker peptides against chicken, lamb, and beef. Biomarker peptides were previously identified by a shotgun proteomic approach using tryptic digests of protein extracts and were verified by the analysis of 21 different meat samples from five species. 55% horse or pork in a beef matrix. 13% pork contamination in beef. Sensitive and selective detection of buffalo mozzarella adulteration can be carried out by monitoring specific transitions of the phosphorylated beta-casein f33-48 peptide [53].

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