WORCESTER, Mass.--(BUSINESS WIRE)--RXi Pharmaceuticals Corporation (Nasdaq: RXII), a biopharmaceutical company pursuing the development and commercialization of proprietary therapeutics based on RNA interference (RNAi), today announced the publication of an article in the journal Nature that presents new pre-clinical data demonstrating that low dose (20 µg/kg) oral administration of RNAi therapeutics resulted in a significant reduction of a systemic inflammatory response in an established mouse model of inflammation.