Gut microbiota-motility interregulation: insights from in vivo, ex vivo and in silico studies

B Waclawiková, A Codutti, K Alim, S El Aidy - Gut microbes, 2022 - Taylor & Francis
The human gastrointestinal tract is home to trillions of microbes. Gut microbial communities
have a significant regulatory role in the intestinal physiology, such as gut motility. Microbial …

Drug disposition in the lower gastrointestinal tract: targeting and monitoring

G Lemmens, A Van Camp, S Kourula, T Vanuytsel… - Pharmaceutics, 2021 - mdpi.com
The increasing prevalence of colonic diseases calls for a better understanding of the various
colonic drug absorption barriers of colon-targeted formulations, and for reliable in vitro tools …

Simulating the hydrodynamic conditions of the human ascending colon: a digital twin of the dynamic colon model

M Schütt, C O'farrell, K Stamatopoulos, CL Hoad… - Pharmaceutics, 2022 - mdpi.com
The performance of solid oral dosage forms targeting the colon is typically evaluated using
standardised pharmacopeial dissolution apparatuses. However, these fail to replicate …

[HTML][HTML] Development of a digital twin of a tablet that mimics a real solid dosage form: Differences in the dissolution profile in conventional mini-USP II and a …

M Schütt, K Stamatopoulos, HK Batchelor… - European Journal of …, 2022 - Elsevier
The performance of colon-targeted solid dosage forms is commonly assessed using
standardised pharmacopeial dissolution apparatuses like the USP II or the miniaturised …

Changing flows balance nutrient absorption and bacterial growth along the gut

A Codutti, J Cremer, K Alim - Physical Review Letters, 2022 - APS
Small intestine motility and its ensuing flow of luminal content impact both nutrient
absorption and bacterial growth. To explore this interdependence we introduce a …

Combined peridynamics and discrete multiphysics to study the effects of air voids and freeze-thaw on the mechanical properties of asphalt

D Sanfilippo, B Ghiassi, A Alexiadis, AG Hernandez - Materials, 2021 - mdpi.com
This paper demonstrates the use of peridynamics and discrete multiphysics to assess micro
crack formation and propagation in asphalt at low temperatures and under freezing …

[HTML][HTML] From text to tech: Shaping the future of physics-based simulations with AI-driven generative models

A Alexiadis, B Ghiassi - Results in Engineering, 2024 - Elsevier
This micro-article introduces a method for integrating Large Language Models with
geometry/mesh generation software and multiphysics solvers, aimed at streamlining physics …

Luminal fluid motion inside an in vitro dissolution model of the human ascending colon assessed using magnetic resonance imaging

C O'farrell, CL Hoad, K Stamatopoulos, L Marciani… - Pharmaceutics, 2021 - mdpi.com
Knowledge of luminal flow inside the human colon remains elusive, despite its importance
for the design of new colon-targeted drug delivery systems and physiologically relevant in …

Fluid-structure interaction in coronary stents: a discrete multiphysics approach

AM Mohammed, M Ariane, A Alexiadis - ChemEngineering, 2021 - mdpi.com
Stenting is a common method for treating atherosclerosis. A metal or polymer stent is
deployed to open the stenosed artery or vein. After the stent is deployed, the blood flow …

Modelling and Simulation of the Drug Release from a Solid Dosage Form in the Human Ascending Colon: The Influence of Different Motility Patterns and Fluid …

M Schütt, K Stamatopoulos, HK Batchelor… - Pharmaceutics, 2021 - mdpi.com
For colonic drug delivery, the ascending part of the colon is the most favourable site as it
offers the most suitable environmental conditions for drug dissolution. Commonly, the …