Evidence map›Paper›PMID 21930922›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2011

Integration of low temperature and light signaling during cold acclimation response in Arabidopsis.

Rafael Catalá, Joaquín Medina, Julio Salinas

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 165 papers.

0numbers the graph read from it
0cells of the map it votes in
165citing papers in PubMed
12.7field-weighted citation impact, top 1% 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

165 citing papers in PubMed, 396 citations in OpenAlex.

  1. CaSNF1 interacts with and phosphorylates CaHD-ZIP to enhance cold tolerance in pepper.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
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  8. Frontiers in plant science · 2026
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  10. Grapevine adaptation to cold and heat stress.Journal of experimental botany · 2025
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105 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

3 authors at 2 institutions in 2 countries.

Rafael CataláDepartamento de Biología Medioambiental, Centro de Investigaciones Biológicas-Consejo Superior de Investigaciones Científicas, Ramiro de Maeztu 9, 28040 Madrid, Spain.
Joaquín Medina
Julio Salinas
Consejo Superior de Investigaciones Científicas · ESCentro de Investigaciones Biológicas Margarita Salas · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Certain plants increase their freezing tolerance in response to low nonfreezing temperatures, an adaptive process named cold acclimation. Light has been shown to be required for full cold acclimation, although how light and cold signals integrate and cross-talk to enhance freezing tolerance still remains poorly understood. Here, we show that HY5 levels are regulated by low temperature transcriptionally, via a CBF- and ABA-independent pathway, and posttranslationally, via protein stabilization through nuclear depletion of COP1. Furthermore, we demonstrate that HY5 positively regulates cold-induced gene expression through the Z-box and other cis-acting elements, ensuring the complete development of cold acclimation. These findings uncover unexpected functions for HY5, COP1, and the Z-box in Arabidopsis response to low temperature, provide insights on how cold and light signals integrate to optimize plant survival under freezing temperatures, and reveal the complexity of the molecular mechanisms plants have evolved to respond and adapt to their fluctuating natural environment.

Indexed as

Adaptation, PhysiologicalCold TemperatureLightSignal TransductionAnthocyaninsArabidopsisGene Expression Regulation, PlantReactive Oxygen SpeciesTranscription, GeneticAnthocyaninsReactive Oxygen Species

Identifiers

PMID21930922
PMCPMC3182711
OpenAlexW2017398067

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.