IMMUNOLOGY2026™ Conference Recordings For Attendees-Is Alzheimer's Disease an Autoimmune Disorder of Innate Immunity

Video Transcription

Video Summary

The speaker, a theoretical chemist, argued provocatively that Alzheimer’s disease may involve innate immune dysfunction and could be viewed as an “auto-innate” immune disorder rather than a classic autoimmune disease. He focused on beta-amyloid (Aβ), proposing it is an immunopeptide with antimicrobial-peptide-like and cytokine-like properties. Using computational modeling, he described how Aβ binds neuronal membranes, folds through them, and damages them in a manner similar to how it attacks bacteria. He suggested neurons and bacterial membranes share topological and electrical features, especially in synaptic regions, which may explain the selectivity of Aβ toxicity. The talk also highlighted neuroinflammation as a central early feature of Alzheimer’s and mentioned the development of brain-penetrant IDO1 inhibitors that showed promise in mouse models. The Q&A raised skepticism, while also exploring implications for synapses, plaque formation, evolutionary function, and whether different species’ Aβ behaves differently.

Meta Tag

Date April 18, 2026 12:30 PM - 2:30 PM

Room 104C

Session Autoimmunity, Neurodegeneration and Aging

Speaker Donald Weaver

Track Basic Autoimmunity (BA)

Year 2026

Keywords

Alzheimer's disease

beta-amyloid

innate immunity

neuroinflammation

IDO1 inhibitors

computational modeling

April 18, 2026 12:30 PM - 2:30 PM

104C

Autoimmunity, Neurodegeneration and Aging

Donald Weaver

Basic Autoimmunity (BA)

2026