ARWR earns $25M HBV milestone from JNJ for start of dosing a new phase-1/2 dosing cohort comprised of JNJ-3989 (f/k/a ARO-HBV) and two undisclosed drugs: https://www.businesswire.com/news/home/20190424005179/en The ct.gov listing for the trial provides no information on the identities of the undisclosed drugs (https://www.clinicaltrials.gov/ct2/show/NCT03365947 ).