Evidence map›Paper›PMID 26545090›Full record

ArticlePLoS genetics2015

Adaptation to High Ethanol Reveals Complex Evolutionary Pathways.

Karin Voordeckers, Jacek Kominek, Anupam Das, Adriana Espinosa-Cantú, Dries De Maeyer, Ahmed Arslan, Michiel Van Pee, Elisa van der Zande, Wim Meert, Yudi Yang and 6 more

Open access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 93 papers.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed
7.5field-weighted citation impact, top 2% 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

93 citing papers in PubMed, 186 citations in OpenAlex.

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  19. Ethanol tolerance in engineered strains of Clostridium thermocellum.Biotechnology for biofuels and bioproducts · 2023
    Article
  20. Review

33 more citing papers are in PubMed but not listed here.

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

16 authors at 4 institutions in 2 countries.

Karin VoordeckersVIB Laboratory for Systems Biology, Leuven, Belgium.
Jacek KominekVIB Laboratory for Systems Biology, Leuven, Belgium.
Anupam DasCMPG Laboratory of Predictive Genetics and Multicellular Systems, KU Leuven, Leuven, Belgium.
Adriana Espinosa-CantúLaboratorio Nacional de Genómica para la Biodiversidad, Centro de Investigación y de Estudios Avanzados del IPN, Irapuato, Guanajuato, Mexico.
Dries De MaeyerCMPG Department of Microbial and Molecular Systems, KU Leuven, Leuven, Belgium.
Ahmed ArslanCMPG Laboratory of Computational Systems Biology, KU Leuven, Leuven, Belgium.
Michiel Van PeeVIB Laboratory for Systems Biology, Leuven, Belgium.
Elisa van der ZandeVIB Laboratory for Systems Biology, Leuven, Belgium.
Wim MeertVIB Laboratory for Systems Biology, Leuven, Belgium.
Yudi YangVIB Laboratory for Systems Biology, Leuven, Belgium.
Bo ZhuVIB Laboratory for Systems Biology, Leuven, Belgium.
Kathleen MarchalCMPG Department of Microbial and Molecular Systems, KU Leuven, Leuven, Belgium.
Alexander DeLunaLaboratorio Nacional de Genómica para la Biodiversidad, Centro de Investigación y de Estudios Avanzados del IPN, Irapuato, Guanajuato, Mexico.
Vera Van NoortCMPG Laboratory of Computational Systems Biology, KU Leuven, Leuven, Belgium.
Rob JelierCMPG Laboratory of Predictive Genetics and Multicellular Systems, KU Leuven, Leuven, Belgium.
Kevin J VerstrepenVIB Laboratory for Systems Biology, Leuven, Belgium.
VIB-KU Leuven Center for Cancer Biology · BEKU Leuven · BEInstituto Politécnico Nacional · MXiMinds · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Tolerance to high levels of ethanol is an ecologically and industrially relevant phenotype of microbes, but the molecular mechanisms underlying this complex trait remain largely unknown. Here, we use long-term experimental evolution of isogenic yeast populations of different initial ploidy to study adaptation to increasing levels of ethanol. Whole-genome sequencing of more than 30 evolved populations and over 100 adapted clones isolated throughout this two-year evolution experiment revealed how a complex interplay of de novo single nucleotide mutations, copy number variation, ploidy changes, mutator phenotypes, and clonal interference led to a significant increase in ethanol tolerance. Although the specific mutations differ between different evolved lineages, application of a novel computational pipeline, PheNetic, revealed that many mutations target functional modules involved in stress response, cell cycle regulation, DNA repair and respiration. Measuring the fitness effects of selected mutations introduced in non-evolved ethanol-sensitive cells revealed several adaptive mutations that had previously not been implicated in ethanol tolerance, including mutations in PRT1, VPS70 and MEX67. Interestingly, variation in VPS70 was recently identified as a QTL for ethanol tolerance in an industrial bio-ethanol strain. Taken together, our results show how, in contrast to adaptation to some other stresses, adaptation to a continuous complex and severe stress involves interplay of different evolutionary mechanisms. In addition, our study reveals functional modules involved in ethanol resistance and identifies several mutations that could help to improve the ethanol tolerance of industrial yeasts.

Indexed as

Adaptation, PhysiologicalAneuploidyEthanolHaploidyEthanol

Identifiers

PMID26545090
PMCPMC4636377
OpenAlexW2120634777

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.