BOTHELL, WA and AUSTIN, TX--(Marketwire - December 23, 2011) - Marina Biotech, Inc. (NASDAQ: MRNA), a leading oligonucleotide-based drug discovery and development company, and Mirna Therapeutics, Inc. (Mirna), a privately-held biotechnology company pioneering microRNA (miRNA) replacement therapy for cancer, announced today that they have entered into a license agreement regarding the development and commercialization of microRNA-based therapeutics utilizing Mirna's proprietary microRNAs and Marina Biotech's novel SMARTICLES liposomal delivery technology. Mirna will have full responsibility for the development and commercialization of any products arising under the Agreement and Marina Biotech will support pre-clinical and process development efforts. Under terms of the Agreement, Marina Biotech could receive up to $63 million in total upfront, clinical and commercialization milestone payments, as well as royalties on sales, based on the successful outcome of the collaboration. Further terms of the Agreement were not disclosed.