Evidence map›Paper›PMID 28415995›Full record

ArticleRetrovirology2017

Type I interferon signaling is required for the APOBEC3/Rfv3-dependent neutralizing antibody response but not innate retrovirus restriction.

Bradley S Barrett, Michael S Harper, Sean T Jones, Kejun Guo, Karl J Heilman, Ross M Kedl, Kim J Hasenkrug, Mario L Santiago

Open access · goldAbstract read
In one paragraph

Article in Retrovirology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.7field-weighted citation impact, top 36% 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

6 citing papers in PubMed, 7 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 1 institution in 1 country.

Bradley S BarrettDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA.
Michael S HarperDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA.
Sean T JonesDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA.
Kejun GuoDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA.
Karl J HeilmanDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA.
Ross M KedlDepartment of Immunology and Microbiology, University of Colorado Denver, Aurora, CO, USA.
Kim J HasenkrugRocky Mountain Laboratories, NIAID, NIH, Hamilton, MT, USA.
Mario L SantiagoDepartment of Medicine, University of Colorado Denver, Aurora, CO, USA. mario.santiago@ucdenver.edu.ORCID 0000-0001-7792-2706
University of Colorado Denver · US

Funding

Medical Scientist Training ProgramT32GM008497 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI WILSON, CARA C. · 1993 to 2022
$15.2M
TRAINING PROGRAM IN IMMUNOLOGYT32AI007405 · NIAID · UNIVERSITY OF COLORADO DENVER · PI Laurel L Lenz, Raul Martin Torres · 1991 to 2026
$10.5M
Immunology And Pathology Of Acute Murine Leukemia Virus InfectionsZIAAI000753 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI HASENKRUG, KIM · 2009 to 2022
$8.1M
APOBEC3/Rfv3 and Immunoglobulin Somatic HypermutationR01AI116603 · NIAID · UNIVERSITY OF COLORADO DENVER · PI SANTIAGO, MARIO LUIS · 2016 to 2020
$2.5M
NIAID NIH HHS R01 AI116603NIAID NIH HHS T32 AI007405NIGMS NIH HHS T32 GM008497
6 · The paper itself

Abstract

backgroundAPOBEC3/Rfv3 restricts acute Friend retrovirus (FV) infection and promotes virus-specific neutralizing antibody (NAb) responses. Classical Rfv3 studies utilized FV stocks containing lactate-dehydrogenase elevating virus (LDV), a potent type I interferon inducer. Previously, we showed that APOBEC3 is required for the anti-FV activity of exogenous IFN-alpha treatment. Thus, type I interferon receptor (IFNAR) signaling may be required for the APOBEC3/Rfv3 response.

resultsTo test if the APOBEC3/Rfv3 response is dependent on type I IFN signaling, we infected IFNAR knockout versus IFNAR/APOBEC3 double-knockout mice with FV/LDV or LDV-free FV, and evaluated acute FV infection and subsequent NAb titers. We show that LDV co-infection and type I IFN signaling are not required for innate APOBEC3-mediated restriction. By contrast, removal of LDV and/or type I IFN signaling abrogated the APOBEC3-dependent NAb response.

conclusionsAPOBEC3 can restrict retroviruses in a type I IFN-independent manner in vivo. By contrast, the ability of APOBEC3 to promote NAb responses is type I IFN-dependent. These findings reveal novel insights on the interplay between type I IFNs and APOBEC3 in vivo that may have implications for augmenting antiretroviral NAb responses.

Indexed as

Signal TransductionVirus ReplicationAnimalsAntibodies, NeutralizingAntibodies, ViralCytidine DeaminaseFriend murine leukemia virusInterferon Type IMice, KnockoutReceptor, Interferon alpha-betaAntibodies, NeutralizingAntibodies, ViralApobec3 protein, mouseCytidine DeaminaseIfnar1 protein, mouseInterferon Type IReceptor, Interferon alpha-betaDeaminaseFriend retrovirusIFNARLDVNeutralizing antibody

Identifiers

PMID28415995
PMCPMC5392950
OpenAlexW2607060757

What OpenQuestion holds

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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.