Initial results of the trial at the University of Pittsburgh Medical Center indicate that the insertion of a new, anti-arthritic gene into the patient was successful. It is not known whether the protein will continue to inhibit the disease in the long term, but it is being hailed as a breakthrough which paves the way for a new approach. The disease affects about 600,000 people in the UK. Liz Hunt
A 68-year-old American woman has become the first recipient of gene therapy to treat rheumatoid arthritis, scientists said yesterday.