Challenges for drug studies in children: CYP3A phenotyping as example

SN de Wildt, S Ito, G Koren - Drug discovery today, 2009 - Elsevier
A paucity of data exists on the disposition and effect of drugs in young children. This
information gap can be reduced by elucidating developmental principles of absorption …

New perspectives on the impact of cytochrome P450 3A expression for pediatric pharmacology

JC Stevens - Drug discovery today, 2006 - Elsevier
Advances in the basic and clinical sciences of drug actions and safety have been applied
almost exclusively to the largest demographic patient group–adults. Metabolism-dependent …

Cytochrome P450 3A: ontogeny and drug disposition

SN de Wildt, GL Kearns, JS Leeder… - Clinical …, 1999 - Springer
The maturation of organ systems during fetal life and childhood exerts a profound effect on
drug disposition. The maturation of drug-metabolising enzymes is probably the predominant …

Developmental changes in the expression and function of cytochrome P450 3A isoforms: evidence from in vitro and in vivo investigations

I Ince, CAJ Knibbe, M Danhof, SN de Wildt - Clinical pharmacokinetics, 2013 - Springer
The aim of this review is to discuss our current understanding of the developmental changes
of the drug-metabolizing enzyme cytochrome P450 (CYP) 3A and its impact on drug therapy …

Predicting the “First dose in children” of CYP3A‐metabolized drugs: Evaluation of scaling approaches and insights into the CYP3A7‐CYP3A4 switch at young ages

A Strougo, A Yassen, C Monnereau… - The Journal of …, 2014 - Wiley Online Library
First‐dose‐in‐children relies on the prediction of clearance from adults for which little
information is available on the accuracy of the scaling‐approaches applied. For CYP3A …

[HTML][HTML] Modern approaches for the phenotyping of cytochrome P450 enzymes in children

G Magliocco, Y Daali - Expert review of clinical pharmacology, 2020 - Taylor & Francis
From birth, children may need to take medication for acute or chronic diseases. Antibiotics,
anti-asthmatic drugs, antihistamines, analgesics, gastrointestinal drugs and attention …

[HTML][HTML] Current perspective on pediatric pharmacogenomics

R Abaji, M Krajinovic - Expert Opinion on Drug Metabolism & …, 2016 - Taylor & Francis
The goal of pharmacogenomics is to comprehend the effect of inter-individual genetic
variations on the outcome of treatment.[1, 2] By understanding the role that these genetic …

[HTML][HTML] Practice of CYP450 genotyping and phenotyping in children in a real-life setting

F Rodieux, Y Daali, V Rollason, CF Samer… - Frontiers in …, 2023 - frontiersin.org
Pharmacokinetics varies widely between children. Many factors play an important role in this
variability, such as ontogeny, pharmacogenetics, gender, comorbidities, and drug-drug …

A longitudinal study of cytochrome P450 2D6 (CYP2D6) activity during adolescence

JS Leeder, A Gaedigk, KJ Wright… - Clinical and …, 2022 - Wiley Online Library
CYP2D6 substrates are among the most highly prescribed medications in teenagers and
also commonly associated with serious adverse events. To investigate the relative …

A re-evaluation and validation of ontogeny functions for cytochrome P450 1A2 and 3A4 based on in vivo data

F Salem, TN Johnson, K Abduljalil, GT Tucker… - Clinical …, 2014 - Springer
Abstract Background and Objectives Current cytochrome P450 (CYP) 1A2 and 3A4
ontogeny profiles, which are derived mainly from in vitro studies and incorporated in …