BERKELEY, Calif.--(BUSINESS WIRE)--Dynavax Technologies, Inc. (NASDAQ:DVAX) today announced receipt of a $4.5 million milestone payment from its partner AstraZeneca AB for the nomination of candidate drug AZD1419 for the treatment of asthma and chronic obstructive pulmonary disease (COPD). As part of this potential $136 million development and commercialization collaboration, AstraZeneca and Dynavax have initiated Investigational New Drug (IND) enabling studies with AZD1419 and plan to begin phase 1 clinical development in 2009.