Gut Microbial Composition and Short-Chain Fatty Acid Metabolism in Cognitively Unimpaired Adults Stratified by Amyloid-β Status. - Dissanayaka, D. M. Sithara; Jayasinghe, Thilini N.; Sohrabi, Hamid R.; Rainey-Smith, S. R.; Taddei, Kevin; Masters, Colin L.; Martins, Ralph N.; Fernando, W. M. A. D. Binosha (Biomolecules (2218-273X), 2026)