Of course, it was going to be something serious like a retrovirus

By Walter Armstrong:

Whether XMRV is a cause or a passenger or merely a geographical coincidence of a particular CFS outbreak remains to be learned.

But one thing is clear: With its big discovery, the upstart medical center has made more than a big splash. WPI has placed CFS—and itself—at the center of the perfect storm.

"I knew how serious a retrovirus is," Annette Whittemore told the Times. "I was very concerned, knowing the implications. My second thought was,

'Of course, it was going to be something serious like that. Look at my daughter and how ill she is.'"
Source: http://pharmaceuticalvalidation.blogspot.com/2010/12/race-is-on.html