Vincent speaks with David Tuller about flaws in the U.K’s $8 million PACE trial for chronic fatigue syndrome, and efforts to have the trial data released.

The TWiVonauts review how the weather affects West Nile virus disease in the US, benefit of B cell depletion for ME/CFS patients, and an autoimmune reaction induced by influenza virus vaccine that leads to narcolepsy.

Retrovirologist Stephen Goff joins Vincent, Rich, and Alan for a discussion of recent papers on the retrovirus XMRV and its association with chronic fatigue syndrome and prostate cancer.

Vincent and Alan review recent findings on the association of the retrovirus XMRV with ME/CFS, reassortment of 2009 pandemic H1N1 influenza virus in swine, and where influenza viruses travel in the off-season.