Evidence map›Paper›PMID 35551356›Full record

ArticleBrain : a journal of neurology2022

Neurovascular coupling mechanisms in health and neurovascular uncoupling in Alzheimer's disease.

Winston M Zhu, Ain Neuhaus, Daniel J Beard, Brad A Sutherland, Gabriele C DeLuca

Open access · bronzeAbstract read
In one paragraph

Article in Brain : a journal of neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 90 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
90citing papers in PubMed, 2 pooled it
12.2field-weighted citation impact, top 1% 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

90 citing papers in PubMed, 2 syntheses or guidelines pooled it, 115 citations in OpenAlex.

  1. Pooled it
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  7. Cerebral capillary computation.American journal of physiology. Cell physiology · 2026
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30 more citing papers are in PubMed but not listed here.

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 at 2 institutions in 2 countries.

Winston M ZhuOxford Medical School, University of Oxford, Oxford, UK.ORCID 0000-0002-3171-938X
Ain NeuhausAcute Stroke Programme, Radcliffe Department of Medicine, University of Oxford, Oxford, UK.
Daniel J BeardAcute Stroke Programme, Radcliffe Department of Medicine, University of Oxford, Oxford, UK.
Brad A SutherlandTasmanian School of Medicine, College of Health and Medicine, University of Tasmania, Hobart, Australia.
Gabriele C DeLucaNuffield Department of Clinical Neurosciences, University of Oxford, Oxford, UK.
University of Oxford · GBUniversity of Tasmania · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To match the metabolic demands of the brain, mechanisms have evolved to couple neuronal activity to vasodilation, thus increasing local cerebral blood flow and delivery of oxygen and glucose to active neurons. Rather than relying on metabolic feedback signals such as the consumption of oxygen or glucose, the main signalling pathways rely on the release of vasoactive molecules by neurons and astrocytes, which act on contractile cells. Vascular smooth muscle cells and pericytes are the contractile cells associated with arterioles and capillaries, respectively, which relax and induce vasodilation. Much progress has been made in understanding the complex signalling pathways of neurovascular coupling, but issues such as the contributions of capillary pericytes and astrocyte calcium signal remain contentious. Study of neurovascular coupling mechanisms is especially important as cerebral blood flow dysregulation is a prominent feature of Alzheimer's disease. In this article we will discuss developments and controversies in the understanding of neurovascular coupling and finish by discussing current knowledge concerning neurovascular uncoupling in Alzheimer's disease.

Indexed as

Alzheimer DiseaseNeurovascular CouplingAstrocytesBrainCerebrovascular CirculationGlucoseHumansOxygenPericytesGlucoseOxygenAlzheimer’s diseasefunctional hyperaemianeurovascular couplingneurovascular uncouplingpericyte

Identifiers

PMID35551356
PMCPMC9337814
OpenAlexW4280572794

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.