AC Immune’s Targeted Anti-pTau Active Immunotherapy for Alzheimer’s Disease Advances into Phase 2b Trial Potentially registration-enabling Phase 2b study (ReTain) will evaluate the effect of ACI-35.030 on cognition and Tau pathology in approximately 500 participants with preclinical Alzheimer’s disease (AD)Anti-pTau active immunotherapy being designed to potentially prevent or reduce cognitive decline could address need of over 315 million people globally1 with preclinical ADAC Immune to receive