Evidence map›Paper›PMID 9405284›Full record

ArticleThe Biochemical journal1998

Comparison of the roles of mitogen-activated protein kinase kinase and phosphatidylinositol 3-kinase signal transduction in neutrophil effector function.

P J Coffer, N Geijsen, L M'rabet, R C Schweizer, T Maikoe, J A Raaijmakers, J W Lammers, L Koenderman

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in The Biochemical journal, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
7.5field-weighted citation impact, top 2% 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

31 citing papers in PubMed, 171 citations in OpenAlex.

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  13. Effect of leptin on polymorphonuclear leucocyte functions in healthy subjects and haemodialysis patients.Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association · 2011
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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 4 institutions in 2 countries.

P J CofferDepartment of Pulmonary Diseases, G03.550, University Hospital Utrecht, Heidelberglaan 100, 3584 CX Utrecht, The Netherlands.
N Geijsen
L M'rabet
R C Schweizer
T Maikoe
J A Raaijmakers
J W Lammers
L Koenderman
Heidelberg University · DEUniversity Medical Center Utrecht · NLUniversity Hospital Heidelberg · DEUtrecht University · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although it is known that many stimuli can activate mitogen-activated protein kinases (MAPKs) and phosphatidylinositol 3-kinases (PI3K) in human neutrophils, little is known concerning either the mechanisms or function of this activation. We have utilized a selective inhibitor of MAPK kinase (MEK), PD098059, and two inhibitors of PI3K, wortmannin and LY294002, to investigate the roles of these kinases in the regulation of neutrophil effector functions. Granulocyte/macrophage colony-stimulating factor, platelet-activating factor (PAF) and N-formylmethionyl-leucyl-phenylalanine are capable of activating both p44ERK1 and p42ERK2 MAPKs and phosphotyrosine-associated PI3K in human neutrophils. The activation of extracellular signal-related protein kinases (ERKs) is correlated with the activation of p21ras by both tyrosine kinase and G-protein-coupled receptors as measured by a novel assay for GTP loading. Wortmannin and LY294002 inhibit, to various degrees, superoxide generation, neutrophil migration and PAF release. Incubation with PD098059, however, inhibits only the PAF release stimulated by serum-treated zymosan. This demonstrates that, while neither MEK nor ERK kinases are involved in the activation of respiratory burst or neutrophil migration, inhibition of PAF release suggests a potential role in the activation of cytosolic phospholipase A2. PI3K isoforms, however, seem to have a much wider role in regulating neutrophil functioning.

Indexed as

Mitogen-Activated Protein KinasesAndrostadienesBlotting, WesternCalcium-Calmodulin-Dependent Protein KinasesChemotactic FactorsChemotaxis, LeukocyteChromonesCytokinesFlavonoidsGranulocyte-Macrophage Colony-Stimulating FactorHumansMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein Kinase KinasesMorpholinesNeutrophils2-(2-amino-3-methoxyphenyl)-4H-1-benzopyran-4-one2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-oneAndrostadienesCalcium-Calmodulin-Dependent Protein KinasesChemotactic FactorsChromonesCytokinesFlavonoidsGranulocyte-Macrophage Colony-Stimulating FactorMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein Kinase KinasesMitogen-Activated Protein KinasesMorpholinesN-Formylmethionine Leucyl-PhenylalanineOncogene Protein p21(ras)Phosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPlatelet Activating FactorProtein Kinase InhibitorsProtein KinasesWortmanninZymosan

Identifiers

PMID9405284
PMCPMC1219022
OpenAlexW2101840637

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.