The anti-Aβ biologic will be put to the test in two stages of preclinical Alzheimer’s, designated by amyloid load. The long-dormant “est” PET tracer, NAV4694, is on board to make sensitive measurements.
After years of building an online registry, designing selection algorithms, and getting sites up and running, COVID-19 nearly derailed this trial-ready cohort once again. Now, the first participants have reached the final queue.
Remote assessments on a smartphone closely matched tests taken in the clinic. They also may detect slip-ups in learning—an earlier cognitive deficit that arises in preclinical AD.