Evidence map›Paper›PMID 17615100›Full record

ReviewThe Journal of physiology2007

The roles of adenosine and related substances in exercise hyperaemia.

Janice M Marshall

Open access · greenAbstract readReview
In one paragraph

Review in The Journal of physiology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

41 citing papers in PubMed, 82 citations in OpenAlex.

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  8. KPflugers Archiv : European journal of physiology · 2021
    Article
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  11. Effect of acute sympathetic activation on leg vasodilation before and after endurance exercise.Journal of smooth muscle research = Nihon Heikatsukin Gakkai kikanshi · 2021
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  17. Inhibition of NaThe Journal of physiology · 2018
    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

1 author at 1 institution in 1 country.

Janice M MarshallDepartment of Physiology, The Medical School, Birmingham B15 2TT, UK. j.m.marshall@bham.ac.uk
University of Birmingham · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

The role of adenosine in exercise hyperaemia has been controversial. Accumulating evidence now demonstrates that adenosine is released into the venous efflux of exercising muscle and that adenosine is responsible for 20-40% of the maintained phase of the muscle vasodilatation that accompanies submaximal and maximal contractions. This adenosine is mainly generated from AMP that is released from the skeletal muscle fibres and dephosphorylated by ecto 5'nucleotidase bound to the sarcolemma. During exercise, the concentration of ecto 5'nucleotidase may be increased by translocation from the cytosol, while release of AMP and affinity of ecto 5'nucleotidase for AMP are increased by acidosis. The adenosine so formed, acts on extraluminal A(2A) receptors on the vascular smooth muscle. In addition, ATP is released from red blood cells into the plasma during exercise, in association with the unloading of O(2) from haemoglobin, while ATP and adenosine may be released from endothelium as a consequence of local hypoxia. It is unlikely that this intraluminal ATP, or adenosine, contributes significantly to exercise hyperaemia, for muscle vasodilatation induced by intraluminal ATP or adenosine is strongly nitric oxide dependent, while vasodilatation induced by adenosine in hypoxia is mediated by A(1) receptors. Neither is a recognized feature of exercise hyperaemia.

Indexed as

AdenosineAdenosine TriphosphateAnimalsExerciseHumansHyperemiaMuscle, SkeletalVasodilationAdenosineAdenosine Triphosphate

Identifiers

PMID17615100
PMCPMC2277189
OpenAlexW1519538616

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.