Stieler, Kristin, Schindler, Sarah, Schlomm, Thorsten et al. · PloS one · 2011 · DOI
Researchers tested blood samples and tissue samples from prostate cancer patients to look for XMRV, a virus that had been claimed to be found in some chronic fatigue syndrome patients. Using multiple testing methods, they found no clear evidence that XMRV was present in the blood or cancer tissues they examined. This study helps clarify whether XMRV is actually linked to disease or if earlier findings might have been false alarms.
This study is important for ME/CFS research because XMRV was initially proposed as a potential infectious cause of ME/CFS. By demonstrating that XMRV cannot be reliably detected in patient samples using rigorous methods, this work contributed to resolving the controversial XMRV hypothesis and refocusing the field on other potential biological mechanisms underlying ME/CFS.
This study does not prove that XMRV has no role in any disease, only that it is not consistently detectable in Northern European prostate cancer and control samples using these specific methods. The study does not directly test ME/CFS patients, so it addresses XMRV detection in a different population than where it was originally claimed. Absence of detection does not definitively rule out infection at very low levels or in specific tissues not examined.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Stieler, Kristin, Schindler, Sarah, Schlomm, Thorsten, Hohn, Oliver, Bannert, Norbert, Simon, Ronald, et al. (2011). No detection of XMRV in blood samples and tissue sections from prostate cancer patients in Northern Europe.. PloS one. https://doi.org/10.1371/journal.pone.0025592
BibTeX
@article{mecfsatlas-stieler-2011-detection-xmrv,
author = {Stieler, Kristin and Schindler, Sarah and Schlomm, Thorsten and Hohn, Oliver and Bannert, Norbert and Simon, Ronald and Minner, Sarah and Schindler, Michael and Fischer, Nicole},
title = {No detection of XMRV in blood samples and tissue sections from prostate cancer patients in Northern Europe.},
journal = {PloS one},
year = {2011},
doi = {10.1371/journal.pone.0025592},
note = {PubMed: 22022417},
url = {https://www.mecfsatlas.com/evidence/stieler-2011-detection-xmrv},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-30. https://www.mecfsatlas.com/evidence/stieler-2011-detection-xmrv
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