Evidence map›Paper›PMID 28094115›Full record

ArticleBrazilian journal of microbiology : [publication of the Brazilian Society for Microbiology]

Oxidative stress and antioxidant response in a thermotolerant yeast.

Jorge A Mejía-Barajas, Rocío Montoya-Pérez, Rafael Salgado-Garciglia, Leopoldo Aguilera-Aguirre, Christian Cortés-Rojo, Ricardo Mejía-Zepeda, Melchor Arellano-Plaza, Alfredo Saavedra-Molina

Open access · hybridAbstract read
In one paragraph

Article in Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology]. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.9field-weighted citation impact, top 14% of its field
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

21 citing papers in PubMed, 62 citations in OpenAlex.

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  15. Strain Degeneration inJournal of fungi (Basel, Switzerland) · 2021
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  19. A Role forMicroorganisms · 2019
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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

8 authors at 4 institutions in 2 countries.

Jorge A Mejía-BarajasUniversidad Michoacana de San Nicolás de Hidalgo, Instituto de Investigaciones Químico-Biológicas, Morelia, Mich., Mexico.
Rocío Montoya-PérezUniversidad Michoacana de San Nicolás de Hidalgo, Instituto de Investigaciones Químico-Biológicas, Morelia, Mich., Mexico.
Rafael Salgado-GarcigliaUniversidad Michoacana de San Nicolás de Hidalgo, Instituto de Investigaciones Químico-Biológicas, Morelia, Mich., Mexico.
Leopoldo Aguilera-AguirreUniversity of Texas Medical Branch at Galveston, Galveston, USA.
Christian Cortés-RojoUniversidad Michoacana de San Nicolás de Hidalgo, Instituto de Investigaciones Químico-Biológicas, Morelia, Mich., Mexico.
Ricardo Mejía-ZepedaUniversidade Nacional Autónoma de Mexico, FES Iztacala, Unidad de Biomedicina Tlalnepantla, Mexico.
Melchor Arellano-PlazaCentro de Investigación y Asistencia en Tecnología y Diseño del Estado de Jalisco, Guadalajara, Mexico.
Alfredo Saavedra-MolinaUniversidad Michoacana de San Nicolás de Hidalgo, Instituto de Investigaciones Químico-Biológicas, Morelia, Mich., Mexico. Electronic address: saavedra@umich.mx.
Universidad Michoacana de San Nicolás de Hidalgo · MXAutonomous University of Tlaxcala · MXSecretaría de Salud de Jalisco · MXThe University of Texas Medical Branch at Galveston · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Stress tolerance is a key attribute that must be considered when using yeast cells for industrial applications. High temperature is one factor that can cause stress in yeast. High environmental temperature in particular may exert a natural selection pressure to evolve yeasts into thermotolerant strains. In the present study, three yeasts (Saccharomyces cerevisiae, MC4, and Kluyveromyces marxianus, OFF1 and SLP1) isolated from hot environments were exposed to increased temperatures and were then compared with a laboratory yeast strain. Their resistance to high temperature, oxidative stress, and antioxidant response were evaluated, along with the fatty acid composition of their cell membranes. The SLP1 strain showed a higher specific growth rate, biomass yield, and biomass volumetric productivity while also showing lower duplication time, reactive oxygen species (ROS) production, and lipid peroxidation. In addition, the SLP1 strain demonstrated more catalase activity after temperature was increased, and this strain also showed membranes enriched in saturated fatty acids. It is concluded that the SLP1 yeast strain is a thermotolerant yeast with less oxidative stress and a greater antioxidant response. Therefore, this strain could be used for fermentation at high temperatures.

Indexed as

Oxidative StressStress, PhysiologicalAntioxidantsBiomassCatalaseCell MembraneFatty AcidsHot TemperatureKluyveromycesLipid PeroxidationReactive Oxygen SpeciesSaccharomyces cerevisiaeAntioxidantsCatalaseFatty AcidsReactive Oxygen SpeciesIncreased temperatureOxygen-derived free radicalsThermotolerantYeast

Identifiers

PMID28094115
PMCPMC5470443
OpenAlexW2570743862

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

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.