Evidence map›Paper›PMID 34685615›Full record

ArticleCells2021

Catalpol Protects ARPE-19 Cells against Oxidative Stress via Activation of the Keap1/Nrf2/ARE Pathway.

Longtai You, Hulinyue Peng, Jing Liu, Mengru Cai, Huimin Wu, Zhiqin Zhang, Jie Bai, Yu Yao, Xiaoxv Dong, Xingbin Yin and 1 more

Open access · goldAbstract read
In one paragraph

Article in Cells, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
8.6field-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

31 citing papers in PubMed, 56 citations in OpenAlex.

  1. Article
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  6. A Study of the Fruits ofAntioxidants (Basel, Switzerland) · 2025
    Article
  7. Review
  8. [Role of the Nrf2/HO-1 pathway in cypermethrin-induced oxidative injury of mice hippocampal neurons].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2025
    Article
  9. Article
  10. Review
  11. Article
  12. Article
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  15. Article
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  19. Article
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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

11 authors at 1 institution in 1 country.

Longtai YouSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Hulinyue PengSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Jing LiuSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Mengru CaiSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Huimin WuSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Zhiqin ZhangSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Jie BaiSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Yu YaoSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Xiaoxv DongSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Xingbin YinSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Jian NiSchool of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing 100029, China.
Beijing University of Chinese Medicine · CN

Funding

Fundamental Research Funds for the Central Universities 2020-JYB-ZDGG-046
6 · The paper itself

Abstract

Oxidative damage to retinal pigment epithelial (RPE) has been identified as one of the major regulatory factors in the pathogenesis of age-related macular degeneration (AMD). Catalpol is an iridoid glucoside compound that has been found to possess potential antioxidant activity. In the present study, we aimed to investigate the protective effect of catalpol on RPE cells under oxidative stress and to elucidate the potential molecular mechanism involved. We found that catalpol significantly attenuated hydrogen peroxide (H

Indexed as

NeuroprotectionOxidative StressAntioxidant Response ElementsApoptosisCell Cycle CheckpointsCell LineHumansHydrogen PeroxideIridoid GlucosidesKelch-Like ECH-Associated Protein 1MitochondriaNF-E2-Related Factor 2catalpolHydrogen PeroxideIridoid GlucosidesKelch-Like ECH-Associated Protein 1NF-E2-Related Factor 2age-related macular degenerationapoptosiscatalpolcell cycle arrestNrf2oxidative stress

Identifiers

PMID34685615
PMCPMC8534470
OpenAlexW3204395420

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.