ABUS starts_phase-2a_trial_testing interferon+nuke ± AB-729: https://www.globenewswire.com/news-release/2021/07/07/2258785/14025/en/Arbutus-Receives-Authorization-to-Proceed-with-an-Investigational-New-Drug-Application-IND-for-AB-729-its-Proprietary-Subcutaneously-Delivered-RNAi-Agent.html There will be 8-12 patients in each of four arms: with/without AB-729; and treatment duration of 12 weeks or 24 weeks.