Regulus Rises On HCV Data, But Will Injection Find A Market?

Regulus Therapeutics Inc. reported positive interim Phase II results for its microRNA-targeting injection RG-101 in a hepatitis C virus (HCV) market that's dominated by highly effective oral drugs, but the company may be able to reach a goal that's been illusive for Gilead Sciences Inc. and its competitors – curing HCV patients with a four-week regimen.