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Poster Presentation Highlight
Dr. Alex Gómez-A, a Research Scientist with the Julius L. Chambers Biomedical/Biotechnology Research Institute, NCCU, recently presented a poster presentation titled "Effects of Adolescent Ethanol Exposure on Cholinergic Brainstem Autonomic Nuclei" at the Research Society on Alcohol (RSA) 2026 Annual Meeting. His research examines how alcohol exposure during adolescence may affect small but important brainstem nuclei involved in body–brain communication.
Most research on adolescent alcohol exposure focuses on higher brain regions involved in reward, emotion, and decision-making. Dr. Gómez's work expands this perspective by asking whether alcohol also affects brainstem systems that help regulate internal bodily state, including cardiorespiratory function, autonomic balance, and recovery after challenge. Understanding these mechanisms could help explain how adolescent alcohol exposure contributes to later vulnerability to anxiety and impaired decision-making, not only through changes in cognition or emotion, but also through altered regulation of bodily signals that shape behavior.
Dr. Gómez became interested in this question through a broader interest in how we can develop low-cost, non-pharmacological approaches for the prevention and treatment of alcohol use disorder. Emotional and cognitive processes are not isolated within higher brain regions; they are shaped by signals coming from the body. The brainstem plays a key role in integrating these interoceptive and autonomic signals, yet it has been relatively understudied in alcohol research. By understanding how adolescent alcohol exposure may disrupt these systems, this work may help inform accessible interventions that target physiological regulation to support healthier decision-making and reduce risk for alcohol-related problems.
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