These effects will simply reflect laboratory contamination, and have nothing to do with the processes going on inside the bodies of children living near power lines. (newscientist.com)
The initial discovery linking XMRV to prostate cancer in 2006 arose from laboratory contamination of clinical samples by an XMRV - infected LNCaP cell line. (journals.plos.org)
The problem with trace analysis, Sargent adds, is that laboratory contamination from hair, sweat, fingers or dust can easily skew results. (newscientist.com)