A cautionary tale of virus and disease
Division of Infection and Immunity, University College London, 46 Cleveland Street, London, W1T 4JF, UK
BMC Biology 2010, 8:124 doi:10.1186/1741-7007-8-124Published: 27 September 2010
The recent identification of the gammaretrovirus XMRV and a second gammaretrovirus of a different subtype in chronic fatigue syndrome has aroused much interest, not least among sufferers. However, it remains highly controversial whether the detection of these viruses represents true infection or laboratory artifacts.