XMRV

A study published this week provides the most definitive evidence to date disproving previous reports that used molecular testing methods such as qPCR to establish a link between chronic fatigue syndrome, or myalgic encephalomyelitis, and various murine leukemia viruses.

NAME: John Hackett, Jr.
POSITION: Volwiler research fellow and manager, emerging pathogens and virus discovery, Abbott Diagnostics

Two recently published studies suggest that laboratory contamination was the likely cause of previous evidence linking murine viruses to CFS, highlighting the fact that researchers conducting PCR experiments should be extremely cautious about both inherently contaminated commercial reagents and contamination from laboratory manipulation.

The US Food and Drug Administration has approved Kite Pharmaceuticals' CAR T-cell therapy for large B-cell lymphomas, the New York Times reports.

Kaiser Health News reports that gene therapies could cost more than a million dollars.

Worcester Polytechnic Institute researchers have received a grant to combine biology and computer science for high school students.

In Nature this week: variants associated with obsessive-compulsive disorder, review of key CRISPR enzymes, and more.