PASADENA, Calif.--(BUSINESS WIRE)--Arrowhead Research Corporation (NASDAQ:ARWR), a targeted therapeutics company, announced that David Lewis, Ph.D., Vice President Biology and Site Head of its Madison, WI research and development facility will present data today at the 8th Annual Meeting of the Oligonucleotide Therapeutics Society in Boston. The oral presentation titled, “Dynamic PolyConjugate (DPC) technology for Targeted Delivery of siRNA,” describes advancement of a new subcutaneous formulation of the company’s DPC delivery system. Data from new studies in mice and non-human primates show high levels of target gene knockdown at very low doses with no toxicity. Dr. Lewis will also present data on the drug candidate ARC-520 against chronic hepatitis B virus (HBV) infection.