A recently-discovered virus found to be associated with prostate cancer has now been linked to chronic fatigue syndrome (CFS), according to a linkurl:study published;http://www.sciencemag.org/cgi/content/abstract/1179052 online in Science today (8 October). The study, although only correlative, lends a greater immediacy to questions about how the virus is spread and what, if any, other diseases it might cause.
Image: Whittmore Peterson Institute
"Either [the virus] is a causative factor or it's a marker of patients who cannot clear the virus," linkurl:Eugene Kandel,;http://www.roswellpark.org/Research/Research_Staff/Kandel a molecular biologist at Roswell Park Cancer Center who was not involved in the study, told __The Scientist.__ The study doesn't distinguish between the two possibilities, he said. The virus, awkwardly named xenotropic murine leukemia virus-related virus (XMRV), may simply be a passenger, more prevalent in patients with underlying disease. Doctors and researchers still debate whether CFS is a disorder with physiological causes and what those causes might be....

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