Chronic cannabis smoking-enriched oral pathobiont drives behavioral changes, macrophage infiltration, and increases β-amyloid protein production in the brain
Luo Z, Fitting S, Robinson C, Benitez A, Li M, Wu Y, Fu X, Amato D, Ning W, Funderburg N, Wang X, Zhou Z, Yu X, Wagner A, Cong X, Xu W, Maas K, Wolf B, Huang L, Yu J, Scott A, Mcrae-Clark A, Hamlett E, Jiang W. Chronic cannabis smoking-enriched oral pathobiont drives behavioral changes, macrophage infiltration, and increases β-amyloid protein production in the brain. EBioMedicine 2021, 74: 103701. PMID: 34826801, PMCID: PMC8626580, DOI: 10.1016/j.ebiom.2021.103701.Peer-Reviewed Original ResearchConceptsCannabis smokersActinomyces meyeriCannabis smokingCentral nervous systemOral pathobiontsChronic cannabis smokersMacrophage infiltrationCannabis use disorderOral microbiomeOral microbial dysbiosisSaliva microbiomeNon-smoking controlsIncreased macrophage infiltrationCannabis exposureUse disorderMicrobial 16S rRNA sequencingCannabisCNS abnormalitiesProtein productionActinomyces odontolyticusOral bacteriaBehavioral changesNon-smokersMicrobial dysbiosisNervous system