%0 Journal Article %T Marijuana use among adolescents is associated with deleterious alterations in mature BDNF %A Caroline Perez %A Luis Espinoza %A Maria Jose Miguez %A Ralph Tarter %A Wenyaw Chan %J Archive of "AIMS Public Health". %D 2019 %R 10.3934/publichealth.2019.1.4 %X With increases in marijuana use and legalization efforts, it is imperative to establish its impact on the developing brain. Therefore, we investigated whether exposure to marijuana alters brain derived neurotropic-factor (BDNF), given its critical role in brain development and plasticity. We then examined whether onset age of cannabis use was associated with more severe changes. A single site, cohort study following 500 urban healthy American adolescents. Changes in plasma m-BDNF levels were longitudinally assessed, and a multi-method approach was implemented to ascertain marijuana use. Multivariate and general linear model (GLM) regression modeling were utilized to test the main hypothesis, controlling for confounders %K Marijuana %K adolescent %K Brain Derived Neurotrophic Factor (BDNF) %K brain development %K smoking %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6433615/