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Fighting RA With a Nasal Spray?

  • August 05, 2004

U.S. drug maker Vical Inc. is working with U.K. researchers to develop a nasal spray that could deliver gene treatments that could treat rheumatoid arthritis (RA) sufferers. Preliminary work has shown that nose drops containing a modified version of a naturally occurring anti-inflammatory substance can switch off the harmful inflammatory process that causes RA. Researchers found that delivery of the anti-inflammatory protein interleukin -10 "switched off" immune cells that were...