Evidence map›Paper›PMID 31398872›Full record

ArticleAntioxidants (Basel, Switzerland)2019

Water Stress, Irrigation and Concentrations of Pentacyclic Triterpenes and Phenols in

Raquel Jiménez-Herrera, Beatriz Pacheco-López, Juan Peragón

Abstract read
In one paragraph

Article in Antioxidants (Basel, Switzerland), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 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

3 authors.

Raquel Jiménez-HerreraBiochemistry and Molecular Biology Section, Department of Experimental Biology, Campus Las Lagunillas, University of Jaén, 23071 Jaén, Spain.
Beatriz Pacheco-LópezBiochemistry and Molecular Biology Section, Department of Experimental Biology, Campus Las Lagunillas, University of Jaén, 23071 Jaén, Spain.
Juan PeragónBiochemistry and Molecular Biology Section, Department of Experimental Biology, Campus Las Lagunillas, University of Jaén, 23071 Jaén, Spain. jperagon@ujaen.es.ORCID 0000-0002-7502-1119

Funding

Junta de Andalucía, Spain Bio-341: Enzymes and metabolismUniversity of Jaén, Spain UJA2014/07/13
6 · The paper itself

Abstract

Pentacyclic triterpenes and phenols are two types of bioactive molecules found in olive trees that have important activities related to health and disease prevention. Triterpenes, including oleanolic acid, maslinic acid, erythrodiol and uvaol, show antitumoral activities, and phenols such as oleuropein, tyrosol, and hydroxytyrosol are natural antioxidants. The concentration of these metabolites is considered a marker of the quality of olives and olive oil. In recent years, a lack of rain water has caused important economic losses relating to olive trees grown in Jaén, Spain. In this work, we investigated the effect of water stress by drought on the concentration of pentacyclic triterpenes and phenols in the fruits, leaves, stems and roots of cv. Picual olive trees, by comparing the concentration found in water-stressed versus irrigated plants. We used HPLC-UV/Vis and HPLC-MS to identify and determine the concentration of each individual compound. Our results showed that important changes in the concentration of these compounds are produced in response to water stress in different organs. The total content of most of these compounds in the fruits was significantly reduced, affecting their quality and production.

Indexed as

betulinic aciderythrodiolhydroxytyrosolmaslinic acidOlea europaeaoleanolic acidoleuropeintyrosoluvaolwater stress

Identifiers

PMID31398872
PMCPMC6719219

What OpenQuestion holds

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Registered trials

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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.