Mirus

Mirus Bio has introduced the TransIT-X2 dynamic delivery system.
According to the company, the polymeric nucleic acid-delivery system can be used for independent or simultaneous delivery of DNA and siRNA to a variety of cell types.

Arrowhead Research's top executive this week broke out details on the company's efforts to move its RNAi-based hepatitis B virus treatment ARC-520 into the clinic, stating that the firm will run two phase I trials in order to speed up the generation of key human data.

Arrowhead Research last week released new preclinical data on its lead drug candidate, the hepatitis B virus treatment ARC-520, reporting that the agent could trigger up to multi-log reductions in the levels of circulating viral antigens, while lowering levels of the virus' repli

Arrowhead Research announced this week that it has signed a RNAi services agreement with Germany's Axolabs, bringing together the US and European halves of Roche's former RNA therapeutics operations that were divested by the biopharmaceutical giant in 2010.

The US Food and Drug Administration has new guidelines that enable some gene and cell therapies to undergo expedited review, according to the New York Times.

Using gene drives to control invasive species might be too risky, an initial advocate of the approach says.

Researchers have grown tumors in 3D cell cultures to better understand cancer, the Economist reports.

In Science this week: intellectual property experts argue patent battles such as the one over CRISPR are wasteful, and more.