Evidence map›Paper›PMID 21342521›Full record

ArticleRetrovirology2011

Serologic and PCR testing of persons with chronic fatigue syndrome in the United States shows no association with xenotropic or polytropic murine leukemia virus-related viruses.

Brent C Satterfield, Rebecca A Garcia, Hongwei Jia, Shaohua Tang, Haoqiang Zheng, William M Switzer

Open access · goldAbstract read
In one paragraph

Article in Retrovirology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
8.4field-weighted citation impact, top 2% 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

33 citing papers in PubMed, 56 citations in OpenAlex.

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  6. No detection of the retrovirus xenotropic murine leukemia virus-related virus in individuals with hemophilia.Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie · 2013
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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

6 authors at 3 institutions in 1 country.

Brent C SatterfieldCooperative Diagnostics, LLC, Greenwood, SC 29646, USA. brent@codiagnostics.com
Rebecca A Garcia
Hongwei Jia
Shaohua Tang
Haoqiang Zheng
William M Switzer
Centers for Disease Control and Prevention · USNational Center for HIV/AIDS Viral Hepatitis STD and TB Prevention · USVPDiagnostics (United States) · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In 2009, a newly discovered human retrovirus, xenotropic murine leukemia virus (MuLV)-related virus (XMRV), was reported by Lombardi et al. in 67% of persons from the US with chronic fatigue syndrome (CFS) by PCR detection of gag sequences. Although six subsequent studies have been negative for XMRV, CFS was defined more broadly using only the CDC or Oxford criteria and samples from the US were limited in geographic diversity, both potentially reducing the chances of identifying XMRV positive CFS cases. A seventh study recently found polytropic MuLV sequences, but not XMRV, in a high proportion of persons with CFS. Here we tested blood specimens from 45 CFS cases and 42 persons without CFS from over 20 states in the United States for both XMRV and MuLV. The CFS patients all had a minimum of 6 months of post-exertional malaise and a high degree of disability, the same key symptoms described in the Lombardi et al. study. Using highly sensitive and generic DNA and RNA PCR tests, and a new Western blot assay employing purified whole XMRV as antigen, we found no evidence of XMRV or MuLV in all 45 CFS cases and in the 42 persons without CFS. Our findings, together with previous negative reports, do not suggest an association of XMRV or MuLV in the majority of CFS cases.

Indexed as

AdultAntibodies, ViralBlotting, WesternDNA, ViralFatigue Syndrome, ChronicFemaleHumansMalePolymerase Chain ReactionRetroviridaeRetroviridae InfectionsSerologyUnited StatesXenotropic murine leukemia virus-related virusYoung AdultAntibodies, ViralDNA, Viral

Identifiers

PMID21342521
PMCPMC3050813
OpenAlexW2155172418

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.