Evidence map›Paper›PMID 34290305›Full record

ArticleScientific reports2021

Tempol differently affects cellular redox changes and antioxidant enzymes in various lung-related cells.

Woo Hyun Park

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.9field-weighted citation impact, top 27% 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

12 citing papers in PubMed, 17 citations in OpenAlex.

  1. Article
  2. The role of NO, HBasic research in cardiology · 2025
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  4. 3 Biotech · 2025
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  5. Review
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  7. Article
  8. Review
  9. Article
  10. Endothelial PHD2 deficiency induces nitrative stressThe European respiratory journal · 2022
    Article
  11. Article
  12. 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

1 author at 1 institution in 1 country.

Woo Hyun ParkDepartment of Physiology, Medical School, Jeonbuk National University, 20 Geonji-ro, Deokjin-gu, Jeonju, Jeollabuk-do, 54907, Republic of Korea. parkwh71@jbnu.ac.kr.ORCID 0000-0003-4341-5188
Jeonbuk National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Tempol (4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl) is a potential redox agent in cells. The present study investigated changes in cellular reactive oxygen species (ROS) and glutathione (GSH) levels and in antioxidant enzymes, in Tempol-treated Calu-6 and A549 lung cancer cells, normal lung WI-38 VA-13 cells, and primary pulmonary fibroblasts. Results demonstrated that Tempol (0.5-4 mM) either increased or decreased general ROS levels in lung cancer and normal cells at 48 h and specifically increased O

Indexed as

AntioxidantsA549 CellsCatalaseCells, CulturedCyclic N-OxidesGlutathioneHumansLungLung NeoplasmsOxidation-ReductionReactive Oxygen SpeciesSpin LabelsSuperoxide DismutaseThioredoxin Reductase 1Time FactorsAntioxidantsCatalaseCyclic N-OxidesGlutathioneReactive Oxygen SpeciesSpin LabelsSuperoxide DismutasetempolThioredoxin Reductase 1TXNRD1 protein, human

Identifiers

PMID34290305
PMCPMC8295274
OpenAlexW3186362943

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.