PORTLAND, Ore.--(BUSINESS WIRE)--AVI BioPharma, Inc. (Nasdaq:AVII), announced that Chief Executive Officer Denis R. Burger, Ph.D., will be presenting an update on the company’s business strategy and clinical development today at Cowen and Company LLC’s 27th Annual Health Care Conference. Dr. Burger’s presentation will begin at 9:30 a.m. at The Boston Marriott Copley Place Hotel.