Scientists have discovered a unique signature of chronic fatigue syndrome , also known as myalgic encephalomyelitis (CFS/ME), in the blood of patients with severe symptoms. Using no fewer than 200 blood biomarkers, researchers at the University of East Anglia and the biotech company, Oxford Biodynamics , claim to have developed a test that can diagnose CFS/ME with 96 percent accuracy. "This is a significant step forward," says molecular biologist Dmitry Pshezhetskiy from UEA. "We know that some