# BCG vaccine linked to changes in brain immunity and Alzheimer's biomarkers

> **Open Intelligence Dossier** · First detected: 2026-07-07 18:07 UTC · Category: Health

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-07/bcg-vaccine-linked-to-changes-in-brain-immunity-and-alzheimer-s-biomarkers*