Evidence map›Paper›PMID 38377420›Full record

ArticleBrain, behavior, & immunity - health2020

Retinal-glia ischemia and inflammation induced by chronic stress: The SABPA study.

Leoné Malan, Mark Hamer, Roland von Känel, Roelof D van Wyk, Annemarie Wentzel, Hendrik S Steyn, Pieter van Vuuren, Nico T Malan

Open access · hybridAbstract read
In one paragraph

Article in Brain, behavior, & immunity - health, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.7field-weighted citation impact, top 30% 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

6 citing papers in PubMed, 16 citations in OpenAlex.

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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

8 authors at 3 institutions in 3 countries.

Leoné MalanHypertension in Africa Research Team (HART), North-West University, Potchefstroom, 2520, South Africa.
Mark HamerDivision Surgery & Interventional Science, University College London, United Kingdom.
Roland von KänelDepartment of Consultation-Liaison Psychiatry and Psychosomatic Medicine, University Hospital Zurich, 8091, Switzerland.
Roelof D van WykSurgical Ophthalmologist, 85 Peter Mokaba Street, Potchefstroom, 2531, South Africa.
Annemarie WentzelHypertension in Africa Research Team (HART), North-West University, Potchefstroom, 2520, South Africa.
Hendrik S SteynStatistical Consultation Services, North-West University, Potchefstroom, 2520, South Africa.
Pieter van VuurenSchool of Electrical, Electronic and Computer Engineering, North-West University, Potchefstroom, 2520, South Africa.
Nico T MalanHypertension in Africa Research Team (HART), North-West University, Potchefstroom, 2520, South Africa.
North-West University · ZAUniversity College London · GBUniversity Hospital of Zurich · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Psychobiological processes linking stress and vascular diseases remain poorly understood. The retina and the brain share a common embryonic-diencephalon origin and blood-barrier physiology e.g. ongoing ischemia facilitates S100B release with astrocytic activity and glial-fibrillary-acidic-protein expression (GFAP). However, GFAP decreases revealed astrocyte pathology in the prefrontal cortex of depression/suicide cases; and might be a key mechanism in stress - disease pathways. Methods: A chronic emotional stress phenotype independent of age, ethnicity or sex was used to stratify the current prospective cohort (N ​= ​359; aged 46 ​± ​9 years) into Stress (N ​= ​236) and no-Stress groups (N ​= ​123). Prospective data for glia ischemia risk markers were obtained, including 24 ​h BP, fasting S100B, GFAP, HbA Results: Higher hypertension (75% vs. 16%), diabetes (13% vs. 0%) and retinopathy (57% vs. 45%) prevalence was observed in Stress compared to no-Stress individuals. Stressed individuals had consistently raised S100B, TNF-α, HbA Conclusions: Retinal-glia ischemia and inflammation was induced by chronic stress. Persistent higher inflammation and S100B with GFAP decreases further reflected stress-induced astrocyte pathology in the human retina. It is recommended to increase awareness on chronic stress and susceptibility for brain ischemia.

Indexed as

GliaInflammationIschemiaRetinaStress

Identifiers

PMID38377420
PMCPMC8474432
OpenAlexW2994914973

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.