Evidence map›Paper›PMID 27493245›Full record

ArticleJournal of leukocyte biology2017

β-Arrestin 1-dependent regulation of Rap2 is required for fMLP-stimulated chemotaxis in neutrophil-like HL-60 cells.

Nidhi Gera, Kenneth D Swanson, Tian Jin

Abstract read
In one paragraph

Article in Journal of leukocyte biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
–field-weighted citation impact
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

12 citing papers in PubMed.

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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.

Nidhi GeraChemotaxis Signal Section, Laboratory of Immunogenetics, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, Maryland, USA; and nidhi_gera@hms.harvard.edu.
Kenneth D SwansonDepartment of Neurology, Division of Neuro-Oncology, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA.
Tian JinChemotaxis Signal Section, Laboratory of Immunogenetics, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, Maryland, USA; and tjin@niaid.nih.gov.

Funding

The mechanisms underlying the GPCR-mediated chemotaxis in D. discoideumZIAAI000916 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI JIN, TIAN · 2009 to 2025
$12.3M
The Mechanisms Involved in Chemotaxis of Immune and Cancer Cells ZIAAI001156 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI JIN, TIAN · 2011 to 2025
$8.6M
Integrin-Based Mechanisms in Terminal Erythroid MaturationR01HL116327 · NHLBI · HARVARD MEDICAL SCHOOL · PI GOLAN, DAVID E. · 2012 to 2015
$1.7M
NHLBI NIH HHS R01 HL116327NIAID NIH HHS ZIA AI001156
6 · The paper itself

Abstract

β-Arrestins have emerged as key regulators of cytoskeletal rearrangement that are required for directed cell migration. Whereas it is known that β-arrestins are required for formyl-Met-Leu-Phe receptor (FPR) recycling, less is known about their role in regulating FPR-mediated neutrophil chemotaxis. Here, we show that β-arrestin 1 (ArrB1) coaccumulated with F-actin within the leading edge of neutrophil-like HL-60 cells during chemotaxis, and its knockdown resulted in markedly reduced migration within fMLP gradients. The small GTPase Ras-related protein 2 (Rap2) was found to bind ArrB1 under resting conditions but dissociated upon fMLP stimulation. The FPR-dependent activation of Rap2 required ArrB1 but was independent of Gα

Indexed as

beta-Arrestin 1Cell AdhesionCell MembraneChemotactic FactorsChemotaxisGene Knockdown TechniquesGTP-Binding Protein alpha Subunits, Gi-GoHL-60 CellsHumansModels, BiologicalNeutrophilsN-Formylmethionine Leucyl-PhenylalaninePseudopodiarap GTP-Binding ProteinsSignal Transductionbeta-Arrestin 1Chemotactic FactorsGTP-Binding Protein alpha Subunits, Gi-GoN-Formylmethionine Leucyl-PhenylalanineRAP2A protein, humanrap GTP-Binding Proteinscell migrationGPCRGTPase

Identifiers

PMID27493245
PMCPMC5166435

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.