Evidence map›Paper›PMID 23199018›Full record

ReviewAntioxidants & redox signaling2013

Copper and iron homeostasis in plants: the challenges of oxidative stress.

Karl Ravet, Marinus Pilon

Open access · greenAbstract readReview
In one paragraph

Review in Antioxidants & redox signaling, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 98 papers.

0numbers the graph read from it
0cells of the map it votes in
98citing papers in PubMed
10.9field-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

98 citing papers in PubMed, 253 citations in OpenAlex.

  1. Article
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  7. Article
  8. Review
  9. Review
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  13. Review
  14. Review
  15. Article
  16. Article
  17. Article
  18. Photosynthetica · 2024
    Article
  19. Biochemical and Molecular Characterization ofPlants (Basel, Switzerland) · 2023
    Article
  20. Review

38 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

2 authors at 2 institutions in 2 countries.

Karl RavetBiology Department, Colorado State University, Fort Collins, CO 80523, USA. kravet@lamar.colostate.edu
Marinus Pilon
Centre National de la Recherche Scientifique · FRColorado State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

significancePhotosynthesis, the process that drives life on earth, relies on transition metal (e.g., Fe and Cu) containing proteins that participate in electron transfer in the chloroplast. However, the light reactions also generate high levels of reactive oxygen species (ROS), which makes metal use in plants a challenge. RECENT ADVANCES: Sophisticated regulatory networks govern Fe and Cu homeostasis in response to metal ion availability according to cellular needs and priorities. Molecular remodeling in response to Fe or Cu limitation leads to its economy to benefit photosynthesis. Fe toxicity is prevented by ferritin, a chloroplastic Fe-storage protein in plants. Recent studies on ferritin function and regulation revealed the interplay between iron homeostasis and the redox balance in the chloroplast. CRITICAL ISSUES: Although the connections between metal excess and ROS in the chloroplast are established at the molecular level, the mechanistic details and physiological significance remain to be defined. The causality/effect relationship between transition metals, redox signals, and responses is difficult to establish. FUTURE DIRECTIONS: Integrated approaches have led to a comprehensive understanding of Cu homeostasis in plants. However, the biological functions of several major families of Cu proteins remain unclear. The cellular priorities for Fe use under deficiency remain largely to be determined. A number of transcription factors that function to regulate Cu and Fe homeostasis under deficiency have been characterized, but we have not identified regulators that mediate responses to excess. Importantly, details of metal sensing mechanisms and cross talk to ROS-sensing mechanisms are so far poorly documented in plants.

Indexed as

HomeostasisChloroplastsCopperIronMetalsOxidation-ReductionOxidative StressPlantsPlastocyaninReactive Oxygen SpeciesSuperoxide DismutaseCopperIronMetalsPlastocyaninReactive Oxygen SpeciesSuperoxide Dismutase

Identifiers

PMID23199018
PMCPMC3763233
OpenAlexW1990492842

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.