AC Immune Receives FDA Fast Track Designation for Anti-Amyloid-beta Active Immunotherapy, ACI-24.060, to Treat Alzheimer’s Disease Ongoing Phase 1b/2 ABATE study enrolling well and expanding to sites in USA with Investigational New Drug (IND) clearance for ACI-24.060Dosed first individual with Down syndrome (DS) in the DS cohort of ABATEInterim safety and immunogenicity data in Alzheimer’s disease (AD) and DS cohorts expected in H2 2023Initial PET data on amyloid plaque reduction in AD expected