Abstracts

COUNTING THE BIOCHEMICAL REACTION OCCURRENCES: A STATISTICAL IMPLICATION OF THE FIRST-ORDER RATE CONSTANTS IN KINETIC MODELS

Thursday 7 May, 2026

INTRODUCTION: In biochemistry and its applied sciences such as pharmacology, first-order rate constants (FORCs) are used in kinetic models to…

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QUANTIFYING THE IMPACT OF LLOQ AND ULOQ CENSORING ON M3 ESTIMATION PERFORMANCE IN NONMEM

Thursday 7 May, 2026

Introduction/objectives : The analysis of pharmacokinetic (PK) clinical data is frequently complicated by censored observations, which may affect data representativeness…

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New benchmarks for FOCE

Thursday 7 May, 2026

Introduction: The First-Order Conditional Estimation (FOCE) method remains central to the application of non-linear mixed-effects models in pharmacometrics. Datasets of…

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Translational prediction of pharmacologically active metabolite contribution to the relative efficacy of TBAJ-587 for early clinical development

Thursday 7 May, 2026

Introduction: Active metabolites of drugs under clinical development require evaluation of their quantitative and qualitative contributions to the overall pharmacological…

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DISEASE-INFORMED PBPK MODELLING OF RIFAMPICIN: MECHANISTIC INTEGRATION OF BILE SALT–MEDIATED DISSOLUTION TO PREDICT PHARMACOKINETIC VARIABILITY IN HEPATOBILIARY CONDITIONS

Thursday 7 May, 2026

Objectives Rifampicin is a BCS Class II antibiotic whose absorption is governed by solubility-limited dissolution regulated by bile salt–associated micellar…

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Population pharmacokinetics of [177Lu]Lu-PSMA-617 combined with EBRT and ADT in treatment naïve patients: differences in tumor uptake and cycle-dependent-effects

Thursday 7 May, 2026

Objectives: [¹⁷⁷Lu]Lu-PSMA-617 is an approved radioligand therapy that prolongs survival in metastatic castration-resistant prostate cancer (PCa). The PROQURE‑I trial investigated…

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Integration of mechanistic pharmacokinetic models with gene regulatory networks for early detection of resistance in Chronic Lymphocytic Leukaemia

Thursday 7 May, 2026

Background: Chronic Lymphocytic Leukaemia (CLL) exhibits heterogeneous therapeutic responses, with a substantial subset of patients developing resistance to standard treatments….

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Impact of the use of different PK/PD indexes on amikacin dosing requirements in severely ill children: a population PK approach

Thursday 7 May, 2026

Introduction: Amikacin is a critical antibiotic for treating severe infections in immunocompromised children. Pediatric patients are particularly vulnerable due to…

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Accounting for Cell Settling Is Critical for Accurate In Vitro Trimer Formation Modeling of T Cell Engagers

Thursday 7 May, 2026

Introduction: In vitro trimer formation modeling is commonly used to predict the dose at which pharmacological activity is observed for…

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TOWARD A QUANTITATIVE SYSTEMS PHARMACOLOGY FRAMEWORK OF CELL-LEVEL ALPHA-SYNUCLEIN DYNAMICS

Thursday 7 May, 2026

Objectives: Parkinson’s disease (PD) – the second most prevalent neurodegenerative disorder worldwide [1] – is characterized by the progressive accumulation…

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