Evidence map›Paper›PMID 15328100›Full record

ArticleAntimicrobial agents and chemotherapy2004

Impact of alpha interferon and ribavirin on the function of maturing dendritic cells.

Eleanor Barnes, Mariolina Salio, Vincenzo Cerundolo, Joanne Medlin, Shona Murphy, Geoffrey Dusheiko, Paul Klenerman

Open access · greenAbstract read
In one paragraph

Article in Antimicrobial agents and chemotherapy, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

19 citing papers in PubMed, 57 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

7 authors at 4 institutions in 1 country.

Eleanor BarnesNuffield Department of Medicine, University of Oxford, Oxford OX1 3SY, UK.
Mariolina Salio
Vincenzo Cerundolo
Joanne Medlin
Shona Murphy
Geoffrey Dusheiko
Paul Klenerman
MRC Weatherall Institute of Molecular Medicine · GBThe Royal Free Hospital · GBUniversity of Oxford · GBNuffield Health · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

Alpha interferon and ribavirin are required in combination to achieve a sustained virological response in the treatment of hepatitis C virus (HCV) infection. Alpha interferon has direct antiviral activity and also enhances HCV-specific T-cell responses. Ribavirin has little direct activity against HCV but reduces hepatic inflammation. It is therefore likely that these drugs in combination have hitherto unidentified immunological effects. In the present study we investigated the effects of alpha interferon and ribavirin on dendritic cell (DC) maturation and cytokine production induced by double-stranded RNA in vitro. Alpha interferon alone enhanced the expression of HLA class I, HLA class II, and CD86 on immature DCs but did not stimulate full DC maturation, which requires the expression of CD83. Alpha interferon enhanced the production of interleukin 12 p70 [IL-12(p70)] and tumor necrosis factor alpha (TNF-alpha) but had no effect on IL-10 production. In contrast, ribavirin at physiological doses had no effect on DC maturation but markedly suppressed the production of TNF-alpha, IL-10, and IL-12(p70). The suppression of cytokines by ribavirin cannot be explained by the induction of DC apoptosis or cell death. Quantitative PCR confirmed that cytokine suppression occurs at the level of mRNA. The suppression of IL-12(p70) and TNF-alpha in maturing DCs may explain the reduction in hepatic inflammation observed during ribavirin monotherapy. Combination alpha interferon-ribavirin therapy may alter the cytokine profile of maturing DCs overall by suppressing IL-10 production but maintaining IL-12(p70) and TNF-alpha production, a pattern that would favor viral elimination through downstream effects on T cells.

Indexed as

Antiviral AgentsApoptosisCytokinesDendritic CellsDNA Polymerase IIDNA Polymerase IIIFlow CytometryHeLa CellsHumansInterferon-alphaKineticsReverse Transcriptase Polymerase Chain ReactionRibavirinRNA, MessengerTumor Necrosis Factor-alphaAntiviral AgentsCytokinesDNA Polymerase IIDNA Polymerase IIIInterferon-alphaRibavirinRNA, MessengerTumor Necrosis Factor-alpha

Identifiers

PMID15328100
PMCPMC514729
OpenAlexW2133483324

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.