Using fluorescence excitation-emission matrices to predict bitterness and pungency of virgin olive oil: A feasibility study
Visualitza/Obre
Autor/a
Quintanilla-Casas, Beatriz
Rinnan, Åsmund
Romero, Agustí
Guardiola, Francesc
Tres, Alba
Vichi, Stefania
Bro, Rasmus
Data de publicació
2022-06-29ISSN
0308-8146
Resum
Unlike other food products, virgin olive oil must undergo an organoleptic assessment that is currently based on a trained human panel, which presents drawbacks that might affect the efficiency and robustness. Therefore, disposing of instrumental methods that could serve as screening tools to support sensory panels is of paramount importance. The present work aimed to explore excitation-emission fluorescence spectroscopy (EEFS) to predict bitterness and pungency, since both attributes are related with fluorophore compounds, such as polar phenols. Bitterness and pungency intensities of 250 samples were provided by an official sensory panel and used to build and compare partial least squares regressions (PLSR) with the excitation-emission matrix. Both PARAFAC scores and two-way unfolded data led to successful PLSR. The most relevant PARAFAC scores agreed with virgin olive oil phenolic spectra, evidencing that EEFS would be the fit-for-purpose screening tool to support the sensory panel.
Tipus de document
Article
Versió del document
Versió publicada
Llengua
English
Matèries (CDU)
663/664 - Aliments i nutrició. Enologia. Olis. Greixos
Pàgines
7
Publicat per
Elsevier
Publicat a
Food Chemistry
Citació
Quintanilla-Casas, Beatriz, Åsmund Rinnan, Agustí Romero, Francesc Guardiola, Alba Tres, Stefania Vichi, and Rasmus Bro. 2022. "Using Fluorescence Excitation-Emission Matrices To Predict Bitterness And Pungency Of Virgin Olive Oil: A Feasibility Study". Food Chemistry 395: 133602. doi:10.1016/j.foodchem.2022.133602.
Número de l'acord de la subvenció
MINECO/Programa Estatal de promoción del talento y su empleabilidad en I+D+I/RYC-2017-23601/ES/ /
Programa
Fructicultura
Aquest element apareix en la col·lecció o col·leccions següent(s)
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Excepte que s'indiqui una altra cosa, la llicència de l'ítem es descriu com http://creativecommons.org/licenses/by/4.0/