Evidence map›Paper›PMID 27798299›Full record

ReviewProceedings. Biological sciences2016

Molecular and cellular bases of adaptation to a changing environment in microorganisms.

Clara Bleuven, Christian R Landry

Open access · bronzeAbstract readReview
In one paragraph

Review in Proceedings. Biological sciences, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
6.6field-weighted citation impact, top 3% 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

46 citing papers in PubMed, 111 citations in OpenAlex.

  1. Article
  2. Continual decision-making dynamics across biological organisms.Biological reviews of the Cambridge Philosophical Society · 2026
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  16. Enforcement of Postzygotic Species Boundaries in the Fungal Kingdom.Microbiology and molecular biology reviews : MMBR · 2022
    Review
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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

2 authors at 1 institution in 1 country.

Clara BleuvenDépartement de Biologie, Université Laval, Québec, Québec, Canada clara.bleuven.1@ulaval.ca.
Christian R LandryDépartement de Biologie, Université Laval, Québec, Québec, Canada.ORCID 0000-0003-3028-6866
PROTEO · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Environmental heterogeneity constitutes an evolutionary challenge for organisms. While evolutionary dynamics under variable conditions has been explored for decades, we still know relatively little about the cellular and molecular mechanisms involved. It is of paramount importance to examine these molecular bases because they may play an important role in shaping the course of evolution. In this review, we examine the diversity of adaptive mechanisms in the face of environmental changes. We exploit the recent literature on microbial systems because those have benefited the most from the recent emergence of genetic engineering and experimental evolution followed by genome sequencing. We identify four emerging trends: (i) an adaptive molecular change in a pathway often results in fitness trade-off in alternative environments but the effects are dependent on a mutation's genetic background; (ii) adaptive changes often modify transcriptional and signalling pathways; (iii) several adaptive changes may occur within the same molecular pathway but be associated with pleiotropy of different signs across environments; (iv) because of their large associated costs, macromolecular changes such as gene amplification and aneuploidy may be a rapid mechanism of adaptation in the short-term only. The course of adaptation in a variable environment, therefore, depends on the complexity of the environment but also on the molecular relationships among the genes involved and between the genes and the phenotypes under selection.

Indexed as

Adaptation, PhysiologicalEnvironmentEvolution, MolecularBacteriaFungiMutationPhenotypeadaptive strategiescellular and molecular mechanisms of adaptationfitness trade-offsfluctuating environmentsgene regulationpleiotropy

Identifiers

PMID27798299
PMCPMC5095378
OpenAlexW2541297604

What OpenQuestion holds

Textmetadata
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.