Evidence map›Paper›PMID 24774695›Full record

ArticleBMC plant biology2014

Effects of high temperature on photosynthesis and related gene expression in poplar.

Yuepeng Song, Qingqing Chen, Dong Ci, Xinning Shao, Deqiang Zhang

Abstract read
In one paragraph

Article in BMC plant biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers.

0numbers the graph read from it
0cells of the map it votes in
84citing 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

84 citing papers in PubMed.

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  12. Stress resilience inFrontiers in plant science · 2025
    Article
  13. Article
  14. Review
  15. Evaluation of drought-tolerant chickpea genotypes (Frontiers in plant science · 2025
    Article
  16. Photosynthesis: Genetic Strategies Adopted to Gain Higher Efficiency.International journal of molecular sciences · 2024
    Review
  17. Integrating physiological and multi-omics methods to elucidate heat stress tolerance for sustainable rice production.Physiology and molecular biology of plants : an international journal of functional plant biology · 2024
    Review
  18. Article
  19. Article
  20. Article

24 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

5 authors.

Yuepeng Song
Qingqing Chen
Dong Ci
Xinning Shao
Deqiang ZhangNational Engineering Laboratory for Tree Breeding, College of Biological Sciences and Technology, Beijing Forestry University, No, 35, Qinghua East Road, Beijing 100083, P, R, China. DeqiangZhang@bjfu.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundHigh temperature, whether transitory or constant, causes physiological, biochemical and molecular changes that adversely affect tree growth and productivity by reducing photosynthesis. To elucidate the photosynthetic adaption response and examine the recovery capacity of trees under heat stress, we measured gas exchange, chlorophyll fluorescence, electron transport, water use efficiency, and reactive oxygen-producing enzyme activities in heat-stressed plants.

resultsWe found that photosynthesis could completely recover after less than six hours of high temperature treatment, which might be a turning point in the photosynthetic response to heat stress. Genome-wide gene expression analysis at six hours of heat stress identified 29,896 differentially expressed genes (15,670 up-regulated and 14,226 down-regulated), including multiple classes of transcription factors. These interact with each other and regulate the expression of photosynthesis-related genes in response to heat stress, controlling carbon fixation and changes in stomatal conductance. Heat stress of more than twelve hours caused reduced electron transport, damaged photosystems, activated the glycolate pathway and caused H2O2 production; as a result, photosynthetic capacity did not recover completely.

conclusionsThis study provides a systematic physiological and global gene expression profile of the poplar photosynthetic response to heat stress and identifies the main limitations and threshold of photosynthesis under heat stress. It will expand our understanding of plant thermostability and provides a robust dataset for future studies.

Indexed as

Gene Expression Regulation, PlantHot TemperatureAscorbate PeroxidasesCatalaseChlorophyllDown-RegulationElectron TransportGasesGene Expression ProfilingGene OntologyGenes, PlantHydrogen PeroxideMalondialdehydeMolecular Sequence AnnotationOligonucleotide Array Sequence AnalysisPhotosynthesisAscorbate PeroxidasesCatalaseChlorophyllGasesHydrogen PeroxideMalondialdehydePlant ProteinsSuperoxide DismutaseTranscription Factors

Identifiers

PMID24774695
PMCPMC4036403

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.