Evidence map›Paper›PMID 8872506›Full record

ArticleInflammation1996

Activation of phospholipase D is an early event in integrin-mediated signalling leading to phagocytosis in human neutrophils.

L Serrander, M Fällman, O Stendahl

Abstract read
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In one paragraph

Article in Inflammation, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

10 citing papers in PubMed, 48 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 2 institutions in 1 country.

L SerranderDepartment of Medical Microbiology University of Linköping, Sweden.
M Fällman
O Stendahl
Linköping University · SEUmeå University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Integrin receptors on human neutrophils mediate adhesion and phagocytosis. These functions are linked to a signal-transduction cascade that rearranges the cytoskeleton. The intention of this study was to clarify how activation of phospholipase D (PLD) is coupled to the complement receptor three (CR3, CD18/CD11b)-mediated ingestion process. Carbobenzyloxy-leucine-tyrosine-choloromethylketone (zLYCK) inhibited PLD activation induced by complement-opsonized yeast particles (COYP) by 39%. Phagocytosis of these particles was reduced by zLYCK to the same extent. Anti-CD18-antibodies bound to protein A-positive Staphylococcus aureus bacteria induced a significant PLD activation. These particles were not ingested which implicates that CR-mediated ingestion per se is not required to induce PLD activity. Cytochalasin B-treatment, which blocks actin reorganization, partly reduced COYP-mediated PLD activity, but had no effect on activity caused by anti-CD18-coated particles. This excludes activation of PLD to be a secondary event, but rather an early signal in the phagocytic uptake prior to actin reorganization. These data suggest an important and early role for PLD in integrin-mediated phagocytosis.

Indexed as

ActinsAmino Acid Chloromethyl KetonesCalciumCytochalasin BCytoskeletonEnzyme ActivationHumansMacrophage-1 AntigenNeutrophilsOpsonin ProteinsPhagocytosisPhospholipase DSaccharomyces cerevisiaeSignal TransductionTetradecanoylphorbol AcetateActinsAmino Acid Chloromethyl KetonesCalciumcarbobenzyloxyleucyl-tyrosine chloromethyl ketoneCytochalasin BMacrophage-1 AntigenOpsonin ProteinsPhospholipase DTetradecanoylphorbol Acetate

Identifiers

PMID8872506
OpenAlexW1990340288

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.