Evidence map›Paper›PMID 34679704›Full record

ArticleAntioxidants (Basel, Switzerland)2021

Iron-Regulated Reactive Oxygen Species Production and Programmed Cell Death in Chronic Obstructive Pulmonary Disease.

Kenji Mizumura, Yasuhiro Gon

Open access · goldAbstract read
In one paragraph

Article in Antioxidants (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.5field-weighted citation impact, top 10% 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

21 citing papers in PubMed, 27 citations in OpenAlex.

  1. Observational
  2. Article
  3. Article
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  5. Article
  6. Review
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  9. Review
  10. Breath and Bottle: Evaluating Pharmacotherapy for Alcohol Use Disorder on COPD Exacerbation Outcomes.International journal of chronic obstructive pulmonary disease · 2025
    Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. Oxidative Stress in Chronic Obstructive Pulmonary Disease.Antioxidants (Basel, Switzerland) · 2022
    Review
  19. Article
  20. Multifaceted Roles of Ferroptosis in Lung Diseases.Frontiers in molecular biosciences · 2022
    Review
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.

Kenji MizumuraDivision of Respiratory Medicine, Department of Internal Medicine, Nihon University School of Medicine, Tokyo 173-8610, Japan.ORCID 0000-0001-8532-9670
Yasuhiro GonDivision of Respiratory Medicine, Department of Internal Medicine, Nihon University School of Medicine, Tokyo 173-8610, Japan.ORCID 0000-0003-0514-3054
Nihon University · JP

Funding

Japan Society for the Promotion of Science 18K08159Japan Society for the Promotion of Science 21K08214
6 · The paper itself

Abstract

Chronic obstructive pulmonary disease (COPD) is characterized by persistent respiratory symptoms and airflow limitation. However, the pathogenesis of COPD remains unclear. Currently, it is known to involve the loss of alveolar surface area (emphysema) and airway inflammation (bronchitis), primarily due to exposure to cigarette smoke (CS). CS causes epithelial cell death, resulting in pulmonary emphysema. Moreover, CS induces iron accumulation in the mitochondria and cytosol, resulting in programmed cell death. Although apoptosis has long been investigated as the sole form of programmed cell death in COPD, accumulating evidence indicates that a regulated form of necrosis, called necroptosis, and a unique iron-dependent form of non-apoptotic cell death, called ferroptosis, is implicated in the pathogenesis of COPD. Iron metabolism plays a key role in producing reactive oxygen species (ROS), including mitochondrial ROS and lipid peroxidation end-products, and activating both necroptosis and ferroptosis. This review outlines recent studies exploring CS-mediated iron metabolism and ROS production, along with the regulation of programmed cell death in COPD. Elucidating the mechanisms of these pathways may provide novel therapeutic targets for COPD.

Indexed as

chronic obstructive pulmonary diseaseferroptosisironmitochondrial damagenecroptosisprogrammed cell deathreactive oxygen species

Identifiers

PMID34679704
PMCPMC8533398
OpenAlexW3203152559

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.