Evidence map›Paper›PMID 30561772›Full record

ArticleClinical and experimental immunology2019

Inflammatory and regulatory CCL and CXCL chemokine and cytokine cellular responses in patients with patent Mansonella perstans filariasis.

B Wangala, R G Gantin, P S Voßberg, A Vovor, W P Poutouli, K Komlan, M Banla, C Köhler, P T Soboslay

Open access · bronzeAbstract read
In one paragraph

Article in Clinical and experimental immunology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.6field-weighted citation impact, top 32% 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

5 citing papers in PubMed, 9 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

9 authors at 2 institutions in 1 country.

B WangalaNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.
R G GantinNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.
P S VoßbergNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.
A VovorCentre Hospitalier Universitaire Sylvanus Olympio, Laboratory for Hematology, Université de Lomé, Togo.
W P PoutouliFaculté de Sciences, Université de Lomé, Lomé, Togo.
K KomlanNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.
M BanlaNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.
C KöhlerInstitute for Tropical Medicine, University Clinics of Tübingen, Tübingen, Germany.
P T SoboslayNational Institute of Hygiene, Onchocerciasis Reference Laboratory, Sokodé, Togo.ORCID 0000-0002-3215-7577
University of Lomé · TGCentre Hospitalier Universitaire de Tokoin · TG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mansonella perstans (Mp) filariasis is present in large populations in sub-Saharan Africa, and to what extent patent Mp infection modulates the expression of immunity in patients, notably their cellular cytokine and chemokine response profile, remains not well known. We studied the spontaneous and inducible cellular production of chemokines (C-X-C motif) ligand 9 (CXCL9) [monokine induced by interferon (IFN)-γ (MIG)], CXCL-10 [inducible protein (IP)-10], chemokine (C-C motif) ligand 24 (CCL24) (eotaxin-2), CCL22 [macrophage-derived chemokine (MDC)], CCL13 [monocyte chemotactic protein-4 (MCP-4)], CCL18 [pulmonary and activation-regulated chemokine (PARC)], CCL17 [thymus- and activation-regulated chemokine (TARC)] and interleukin (IL)-27 in mansonelliasis patients (Mp-PAT) and mansonelliasis-free controls (CTRL). Freshly isolated peripheral mononuclear blood cells (PBMC) were stimulated with helminth, protozoan and bacterial antigens and mitogen [phytohaemagglutinin (PHA)]. PBMC from Mp-PAT produced spontaneously (without antigen stimulation) significantly higher levels of eotaxin-2, IL-27, IL-8, MCP-4 and MDC than cells from CTRL, while IFN-γ-IP-10 was lower in Mp-PAT. Helminth antigens activated IL-27 and MCP-4 only in CTRL, while Ascaris antigen, Onchocerca antigen, Schistosoma antigen, Entamoeba antigen, Streptococcus antigen, Mycobacteria antigen and PHA stimulated MIG release in CTRL and Mp-PAT. Notably, Entamoeba antigen and PHA strongly depressed (P < 0·0001) eotaxin-2 (CCL24) production in both study groups. Multiple regression analyses disclosed in Mp-PAT and CTRL dissimilar cellular chemokine and cytokine production levels being higher in Mp-PAT for CCL24, IL-27, IL-8, MCP-4, MDC and PARC (for all P < 0·0001), at baseline (P < 0·0001), in response to Entamoeba histolytica strain HM1 antigen (EhAg) (P < 0·0001), Onchocerca volvulus adult worm-derived antigen (OvAg) (P = 0·005), PHA (P < 0·0001) and purified protein derivative (PPD) (P < 0·0001) stimulation. In Mp-PAT with hookworm co-infection, the cellular chemokine production of CXCL10 (IP-10) was diminished. In summary, the chemokine and cytokine responses in Mp-PAT were in general not depressed, PBMC from Mp-PAT produced spontaneously and selectively inducible inflammatory and regulatory chemokines and cytokines at higher levels than CTRL and such diverse and distinctive reactivity supports that patent M. perstans infection will not polarize innate and adaptive cellular immune responsiveness in patients.

Indexed as

Adaptive ImmunityAfrica South of the SaharaAnimalsAntigens, BacterialAntigens, HelminthCells, CulturedChemokinesCytokinesFilariasisHumansImmunity, InnateInterleukin-27Leukocytes, MononuclearMansonellaMansonelliasisAntigens, BacterialAntigens, HelminthChemokinesCytokinesInterleukin-27cytokine/chemokine/cellular responsesfilariasisinfectionMansonella perstansmansonelliasis

Identifiers

PMID30561772
PMCPMC6422653
OpenAlexW2904448312

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.