Biosensors and Sensing Systems for Rapid Analysis of Phenolic Compounds from Plants: A Comprehensive Review.

Biosensors (Basel)

Dipartimento di Scienze Chimiche e Farmaceutiche, Università degli Studi di Trieste, via Giorgieri 1, 34127 Trieste, Italy.

Published: August 2020

AI Article Synopsis

  • Phenolic compounds are plant-derived metabolites with significant effects on human health, making their detection in food and biological samples crucial for quality control.
  • The review discusses various sensors and biosensors, including electrochemical, photoelectrochemical, fluorescence, and colorimetric methods, for the rapid and selective identification of these compounds.
  • Both existing systems tested on real samples and promising techniques for future development are examined, highlighting the importance of specificity and sensitivity in detection.

Article Abstract

Phenolic compounds are secondary metabolites frequently found in plants that exhibit many different effects on human health. Because of the relevant bioactivity, their identification and quantification in agro-food matrices as well as in biological samples are a fundamental issue in the field of quality control of food and food supplements, and clinical analysis. In this review, a critical selection of sensors and biosensors for rapid and selective detection of phenolic compounds is discussed. Sensors based on electrochemistry, photoelectrochemistry, fluorescence, and colorimetry are discussed including devices with or without specific recognition elements, such as biomolecules, enzymes and molecularly imprinted materials. Systems that have been tested on real matrices are prevalently considered but also techniques that show potential development in the field.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7557957PMC
http://dx.doi.org/10.3390/bios10090105DOI Listing

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