Evidence map›Paper›PMID 8948425›Full record

ArticleThe Biochemical journal1995

Kinetics of extracellular ATP hydrolysis by microvascular endothelial cells from rat heart.

P Meghji, J D Pearson, L L Slakey

Open access · bronzeAbstract read
In one paragraph

Article in The Biochemical journal, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
2.8field-weighted citation impact, top 8% 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

13 citing papers in PubMed, 54 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

3 authors at 1 institution in 1 country.

P MeghjiVascular Biology Research Centre, King's College London, U.K.
J D Pearson
L L Slakey
King's College London · GB

Funding

PERICELLULAR NUCLEOTIDE METABOLISM AND VASCULAR RESPONSER01HL031854 · NHLBI · UNIVERSITY OF MASSACHUSETTS AMHERST · PI SLAKEY, LINDA L · 1985 to 1992
–
NHLBI NIH HHS HL-31854
6 · The paper itself

Abstract

We have characterized the ectonucleotidases that catalyse the reaction sequence ATP-->ADP-->AMP-->adenosine on microvascular endothelial cells cultured from the rat heart. Computer simulation and data fitting of progress of reaction curves showed that depletion of substrate at the cell surface dominates the regulation of the rate of hydrolysis of ATP when it is presented to the cells. Preferential delivery of AMP by ADPase to 5'-nucleotidase makes a significant contribution to the regulation of adenosine production from ATP or ADP. By contrast, we found no evidence for the preferential delivery of ADP from ATPase to ADPase. Feed-forward inhibition of AMP hydrolysis by ADP and/or ATP also modulated the rate of adenosine production. The properties of the ectonucleotidases on rat heart microvascular cells are such that adenosine is produced at a steady rate over a wide range of ATP concentrations.

Indexed as

AdenosineAdenosine DiphosphateAdenosine MonophosphateAdenosine TriphosphatasesAdenosine TriphosphateAnimalsApyraseCells, CulturedDipyridamoleEndothelium, VascularEnzyme InhibitorsFemaleHydrolysisKineticsMicrocirculationNucleotidasesAdenosineAdenosine Diphosphateadenosine monophosphataseAdenosine MonophosphateAdenosine TriphosphatasesAdenosine TriphosphateApyraseDipyridamoleectoATPaseEnzyme InhibitorsNucleotidasesVasodilator Agents

Identifiers

PMID8948425
PMCPMC1136785
OpenAlexW2244585532

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.