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Marshall University Joan C. Edwards School of Medicine
Marshall Medical Students Explore How Nutrition Impacts Dementia Risk in Rural Communities
Rural communities face unique health challenges such as insecurity and limited access to nutritious foods and healthcare. New research led by medical students at the Joan C. Edwards School of Medicine highlights how those challenges may increase the risk of dementia and points to opportunities for prevention.
Published in Frontiers in Nutrition, the review brings together evidence from biological, clinical, and population-based studies to explain how poor nutrition can accelerate cognitive decline. The authors focus on the gut-brain axis, a complex communication network linking digestive health to brain function.
Marshall University and University of Missouri Researchers Co-Develop Deep Learning Platform to Advance Precision Medicine
Researchers from Marshall University and the University of Missouri have partnered to develop G2PDeep, an innovative webbased platform that uses advanced artificial intelligence( AI) to analyze multiple types of biological data and more accurately predict complex health outcomes. The team’ s peer-reviewed article describing the technology was published in Biomolecules.
G2PDeep integrates six major types of molecular data— gene expression, microRNA expression, protein expression, DNA methylation, single nucleotide polymorphisms, and copy number variations— to produce highly accurate phenotypic predictions. This capability allows researchers and clinicians to better identify omics-based molecular markers that distinguish patient cohorts, improve risk assessment, and advance personalized treatment strategies.
The platform has wide-reaching applications across biomedical science, including cancer, addiction, aging, obesity, kidney disease, and other conditions that significantly impact populations across Appalachia and the Midwest. By bringing together diverse datasets in a single predictive model, G2PDeep helps uncover the biological mechanisms that drive disease susceptibility and treatment response.
According to the review, nutrition-related stressors common in rural areas can disrupt the balance of gut bacteria, reduce the production of protective short-chain fatty acids, and increase intestinal permeability. These changes contribute to systemic inflammation, which in turn activates pathways associated with neurodegeneration. Over time, this process can promote brain inflammation, oxidative stress, and reduced neuronal resilience— key contributors to dementia.
The authors also explore emerging strategies to reduce risk, emphasizing the potential of precision nutrition approaches tailored to rural and underserved populations. Nutraceuticalbased interventions, they note, may offer scalable and costeffective options when combined with community support and public health policy efforts that address structural barriers to healthy food access.
The article was developed by second-year medical students Naga L. Gannavaram, Cohen Yates, and Aishniya Kandula, working under the mentorship of Komal Sodhi, MD, Bruno de Souza Goncalves, PhD, and Asma Nayyar, MD.
G2PDeep is available to researchers, clinicians, and public health professionals seeking to leverage multiomics data to drive discovery and innovation.
Image: Trupti Joshi, PhD, senior associate dean for informatics and population analytics, presents“ AI-Powered Platforms and Integrative Omics” at the 2025 Plant and Animal Genome Conference in San Diego, California.
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