Evidence map›Paper›PMID 35564077›Full record

ArticleFoods (Basel, Switzerland)2022

Content Variations in Oleocanthalic Acid and Other Phenolic Compounds in Extra-Virgin Olive Oil during Storage.

Jasmine Esposito Salsano, Maria Digiacomo, Doretta Cuffaro, Simone Bertini, Marco Macchia

Abstract read
In one paragraph

Article in Foods (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Jasmine Esposito SalsanoDepartment of Pharmacy, University of Pisa, Via Bonanno 6, 56126 Pisa, Italy.ORCID 0000-0002-9386-059X
Maria DigiacomoDepartment of Pharmacy, University of Pisa, Via Bonanno 6, 56126 Pisa, Italy.ORCID 0000-0003-0653-6642
Doretta CuffaroDepartment of Pharmacy, University of Pisa, Via Bonanno 6, 56126 Pisa, Italy.ORCID 0000-0002-8842-542X
Simone BertiniDepartment of Pharmacy, University of Pisa, Via Bonanno 6, 56126 Pisa, Italy.ORCID 0000-0001-8832-8075
Marco MacchiaDepartment of Pharmacy, University of Pisa, Via Bonanno 6, 56126 Pisa, Italy.

Funding

University of Pisa PRA_2020-2021
6 · The paper itself

Abstract

The health benefits of extra-virgin olive oil (EVOO) are strictly linked to the presence of phenolic compounds, which exhibit numerous nutraceutical properties. In EVOO, the most important class of phenolic compounds is represented by secoiridoids (oleacein and oleocanthal). EVOO is constantly subjected to degradation processes, including hydrolytic and oxidative reactions that influence its phenolic composition. In particular, the hydrolytic reactions determine the transformation of oleocanthal and oleacein into the corresponding phenyl-alcohols, tyrosol, and hydroxytyrosol. Furthermore, oleocanthal by oxidation processes can be converted to oleocanthalic acid. In this study, we evaluated the phenolic composition of three EVOO samples kept at different storage conditions for 15 months, focusing on the variation of oleocanthalic acid content. Specifically, the samples were stored at 4 °C in darkness and at 25 °C with light exposure. The results of our analyses highlighted that in EVOOs exposed to light and maintained at 25 °C, the degradation was more marked than in EVOO stored in dark and at 4 °C, due to the greater influence of external factors on storage conditions. Although chemical-physical characteristics of EVOOs are slightly different depending on provenience and treatment time, the results of this study reveal that storage conditions are fundamental to controlling phenol concentration.

Indexed as

EVOO storagehydrolytic processoleocanthalic acidoxidative processphenolic compound

Identifiers

PMID35564077
PMCPMC9105779

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.