Evidence map›Paper›PMID 28455778›Full record

ArticleNeurotoxicity research2017

On the Role of Mining Exposure in Epigenetic Effects in Parkinson's Disease.

Sebastian Castillo, Patricia Muñoz, Maria Isabel Behrens, Fernando Diaz-Grez, Juan Segura-Aguilar

Abstract read
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In one paragraph

Article in Neurotoxicity research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 2 pooled it
–field-weighted citation impact
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

11 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Review
  5. Review
  6. Article
  7. Review
  8. Review
  9. Review
  10. Review
  11. Parkinson's Disease and the Environment.Frontiers in neurology · 2019
    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

5 authors.

Sebastian CastilloMolecular and Clinical Pharmacology, ICBM, Faculty of Medicine, University of Chile, Santiago, Chile.
Patricia MuñozMolecular and Clinical Pharmacology, ICBM, Faculty of Medicine, University of Chile, Santiago, Chile.
Maria Isabel BehrensMolecular and Clinical Pharmacology, ICBM, Faculty of Medicine, University of Chile, Santiago, Chile.
Fernando Diaz-GrezMolecular and Clinical Pharmacology, ICBM, Faculty of Medicine, University of Chile, Santiago, Chile.
Juan Segura-AguilarMolecular and Clinical Pharmacology, ICBM, Faculty of Medicine, University of Chile, Santiago, Chile. jsegura@med.uchile.cl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To explore the possible influence of heavy metal mining on incidence of Parkinson's disease (PD), global DNA methylation was assessed in blood samples from a population of PD patients (n = 45) and control subjects (n = 52) in Antofagasta neighborhood, a Chilean city built for exclusive use of mining companies. Comparisons were made with PD subjects (n = 52) and control subjects (n = 59) from Santiago Chile, a city having little association with mining. All subjects were assessed by two neurologists and PD diagnosis was based on UK Parkinson's Disease Society Brain Bank Clinical Diagnostic Criteria. From blood samples obtained from each individual, a decrease in global DNA methylation was observed in PD patients either exposed (49% of control, P < 0.001) or not exposed (47% of control, P < 0.001) to mining activity. Although there was no difference in levels of DNA methylation between PD patients from the two cities, there was a lower level of DNA methylation in control subjects from Santiago versus Antofagasta.

Indexed as

Environmental ExposureEpigenesis, GeneticAnalysis of VarianceChileDNA MethylationFemaleHumansIncidenceMaleMiningParkinson DiseaseSulfiteshydrogen sulfiteSulfitesDNA methylationEnvironmental factorsEpigeneticsMiningParkinson’s disease

Identifiers

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.