A new computational model coupling gastric fluid flow, acid transport, and pathogen kinetics finds that reduced motility allows nearly 50% pathogen survival at 6 minutes versus under 30% in healthy cases, showing motility dominates gastric sterilization.
The European Physical Journal B , volume =
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Develops and tests a heterarchical granular-fluid dynamics (HGFD) framework extending prior HGD with inertial terms and Navier-Stokes coupling, validated on settling and segregation experiments.
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Flow-Mediated Regulation of Pathogen Survival in the Human Stomach
A new computational model coupling gastric fluid flow, acid transport, and pathogen kinetics finds that reduced motility allows nearly 50% pathogen survival at 6 minutes versus under 30% in healthy cases, showing motility dominates gastric sterilization.
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Coupling Heterarchical Granular Dynamics and Computational Fluid Dynamics
Develops and tests a heterarchical granular-fluid dynamics (HGFD) framework extending prior HGD with inertial terms and Navier-Stokes coupling, validated on settling and segregation experiments.