Poster: Methodology - New Modelling Approaches

Treating models as data: advancing model-based meta-analysis through aggregate data modelling

Thursday 7 May, 2026

Objectives Pharmacometric or population modelling traditionally relies on individual level data. Increasingly, previously published models and summary data are recognized…

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The Empirical Bayes Variational Autoencoder – A Neural ODE Approach for Population Modeling in Pharmacology

Thursday 7 May, 2026

Objectives Population modeling using nonlinear mixed-effects (NLME) frameworks is fundamental to pharmacometrics, enabling rigorous quantification of inter- and intra-individual variability…

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Combining aggregate data and individual patient/subject data in model-based meta-analysis: An illustrative case study of tofacitinib in rheumatoid arthritis patients

Thursday 7 May, 2026

Introduction: Model-based meta-analysis (MBMA) is widely used to integrate aggregate data (AD) from randomized controlled trials (RCTs) within a pharmacologically…

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Mechanistic lumping of linear PBPK models

Thursday 7 May, 2026

OBJECTIVES Physiologically-based pharmacokinetic (PBPK) models predict blood and tissue concentrations through a complex physiological parametrization and compartmentalization. Proper lumping allows…

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Benchmarking a Mechanistic Immunogenicity Framework: Aligning Sequence-Based Epitope Predictions with Clinical Observations

Thursday 7 May, 2026

Objective: Immunogenicity prediction is a critical component of monoclonal antibody (mAb) development. The emergence of anti-drug antibodies (ADA) remains a…

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A population covariate modeling framework for IMPRES-M, the impulse-response modeling for population PK analysis based on P-splines

Thursday 7 May, 2026

Introduction/Objective: IMPRESM is a modeling tool for PK profile estimation and simulation, based on semi-parametric smoothing using P-splines and an…

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BEYOND EMPIRICAL BIOAVAILABILITY SCALING: A MECHANISTIC MODEL INCORPORATING PRE- AND POST-SYSTEMIC SATURABLE PROCESSES TO CHARACTERIZE NON-LINEAR PK OF ORALLY ADMINISTERED SMALL MOLECULES

Thursday 7 May, 2026

Introduction: Non-linear pharmacokinetics (PK) of orally administered small molecules is frequently addressed through empirical model adaptations such as dose-dependent bioavailability…

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Modeling the stochasticity of bacterial resistance emergence to bacteriophages

Thursday 7 May, 2026

Objectives: Drug resistance may emerge through pressure exerted by antimicrobial treatments [1], which sometimes lead to acquisition of resistance and…

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Accelerating Gold Standard Evolution in Pharmacometrics: A Framework for Cross-Study Benchmarking of Covariate Modeling Methods

Thursday 7 May, 2026

Objectives For the past few years, pharma industries have been working to shorten development timelines. In 2026, Sanofi aims at…

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THE TOP-DOWN PBFTPK MODELS VIS A VIS THE BOTTOM-UP PBPK MODELS IN EARLY DRUG DEVELOPMENT

Thursday 7 May, 2026

Introduction: The introduction of Finite Absorption Time (F.A.T.) [1,2] concept led to the development of Physiologically Based Finite Time Pharmacokinetic…

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