Targeting the gut-brain axis with Bifidobacterium breve in neurodegeneration: A comprehensive narrative review of current evidence in Alzheimer's disease and cognitive aging.
Alzheimer's disease (AD) is a multifactorial neurodegenerative disorder arising from the interplay of amyloid, tau, neuroimmune, oxidative stress, metabolic, vascular, and synaptic processes, ultimately resulting in neurodegeneration across multiple brain regions and progressive memory and cognitive impairment. Gut dys...