Evidence map›Paper›PMID 26147061›Full record

ArticleHepatology (Baltimore, Md.)2015

Temporal dynamics of inflammatory cytokines/chemokines during sofosbuvir and ribavirin therapy for genotype 2 and 3 hepatitis C infection.

Aaron F Carlin, Paula Aristizabal, Qinghua Song, Huan Wang, Matthew S Paulson, Luisa M Stamm, Robert T Schooley, David L Wyles

Abstract read
In one paragraph

Article in Hepatology (Baltimore, Md.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
3.5field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 1 synthesis or guideline pooled it, 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

8 authors at 2 institutions in 1 country.

Aaron F CarlinDepartment of Medicine, University of California San Diego, La Jolla, CA.
Paula AristizabalDepartment of Pediatrics, University of California San Diego, La Jolla, CA.
Qinghua SongGilead Sciences, Foster City, CA.
Huan WangGilead Sciences, Foster City, CA.
Matthew S PaulsonGilead Sciences, Foster City, CA.
Luisa M StammGilead Sciences, Foster City, CA.
Robert T SchooleyDepartment of Medicine, University of California San Diego, La Jolla, CA.
David L WylesDepartment of Medicine, University of California San Diego, La Jolla, CA.
Gilead Sciences (United States) · USUniversity of California, San Diego · US

Funding

VIRAL MALIGNANCYP30CA023100 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI DIANE M SIMEONE · 1985 to 2026
$124.9M
RESEARCH IN INFECTIOUS DISEASEST32AI007036 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI NIZET, VICTOR · 1985 to 2025
$9.2M
Orally Active Nucleoside Phosphonates for Hepatitis C VirusR01AI076558 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SCHOOLEY, ROBERT TURNER · 2009 to 2013
$2.8M
Analysis of HIV/HCV Sexual Transmission Pairs Using Ultra-Deep SequencingR21AI097061 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI WYLES, DAVID L · 2012 to 2013
$426k
NCI NIH HHS 2P30CA023100-28S2NCI NIH HHS P30 CA023100NIAID NIH HHS AI076558NIAID NIH HHS AI097061NIAID NIH HHS R01 AI076558NIAID NIH HHS R21 AI097061NIAID NIH HHS T32 AI007036NIAID NIH HHS T32 AI007036-35
6 · The paper itself

Abstract

unlabelledThe analysis of inflammatory cytokines and chemokines produced during hepatitis C virus (HCV) infection has advanced our understanding of viral-host interactions and identified predictors of treatment response. Administration of interferons (IFNs) made it difficult to interpret biomarkers of immune activation during treatment. Direct-acting antiviral (DAA) regimens without IFN are now being used to treat HCV with excellent efficacy. To gain insight into HCV-host interactions occurring before, during, and after HCV treatment, we performed a case-control study that measured serial plasma levels of IFN-γ-inducible protein 10 (IP-10), monocyte chemoattractant protein 1 (MCP-1), macrophage inflammatory protein 1 beta (MIP-1β), and interleukin-18 (IL-18) in 131 patients with chronic HCV treated with sofosbuvir (SOF) plus ribavirin (RBV). A linear regression analysis using baseline factors identified strong positive associations between elevated alanine aminotransferase and pretreatment IP-10 and between the presence of cirrhosis and elevated pretreatment IL-18. Mean IP-10, MCP-1, MIP-1β, and IL-18 levels all decline on therapy, but display different dynamics late in treatment and after cessation of therapy. On treatment, IP-10 and MIP-1β levels were significantly higher in individuals who achieved sustained virological response (SVR). Logistic regression analyses examining treatment response in all patients demonstrated significant associations between higher baseline MIP-1β levels and smaller decreases in MIP-1β early in treatment and SVR. Higher early MIP-1β levels were also significantly associated with SVR in subsets of patients with cirrhosis and individuals with genotype 3 (GT3) infection, two factors associated with decreased responsiveness to treatment.

conclusionChanges in IP-10 levels mirror HCV RNA, suggesting that IP-10 is an indicator of innate immune viral recognition. MIP-1β levels remain elevated in GT2/3 patients who achieved SVR, suggesting differential immune activation in those who respond to SOF/RBV therapy and a potential role in predicting treatment responses.

Indexed as

Antiviral AgentsCase-Control StudiesChemokinesCytokinesDrug Therapy, CombinationFemaleGenotypeHepacivirusHepatitis C, ChronicHumansMaleMiddle AgedRibavirinSofosbuvirTime FactorsAntiviral AgentsChemokinesCytokinesRibavirinSofosbuvir

Identifiers

PMID26147061
PMCPMC4589477
OpenAlexW2164656188

What OpenQuestion holds

Textmetadata
LicenceTDM
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.