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Full-Text Articles in Medical Genetics

Impact Of Slco1b1 Genetic Variation On Rosuvastatin Systemic Exposure In Pediatric Hypercholesterolemia., Jonathan B. Wagner, Susan M. Abdel-Rahman, Andrea Gaedigk, R Gaedigk, Geetha Raghuveer, Vincent S. Staggs, Leon Van Haandel, J Steven Leeder May 2020

Impact Of Slco1b1 Genetic Variation On Rosuvastatin Systemic Exposure In Pediatric Hypercholesterolemia., Jonathan B. Wagner, Susan M. Abdel-Rahman, Andrea Gaedigk, R Gaedigk, Geetha Raghuveer, Vincent S. Staggs, Leon Van Haandel, J Steven Leeder

Manuscripts, Articles, Book Chapters and Other Papers

This study investigated the impact of SLCO1B1 genotype on rosuvastatin systemic exposure in hypercholesterolemic children and adolescents. Participants (8-21 years) with at least one allelic variant of SLCO1B1 c.521T>C (521TC, n = 13; 521CC, n = 2) and wild type controls (521TT, n = 13) completed a single oral dose pharmacokinetic study. The variability contributed by SLCO1B1 c.521 sequence variation to rosuvastatin (RVA) systemic exposure among our pediatric cohort was comparable to previous studies in adults. RVA concentration-time curve from 0-24 hours (AUC


Pediatric Statin Administration: Navigating A Frontier With Limited Data., Jonathan B. Wagner, Susan M. Abdel-Rahman Sep 2016

Pediatric Statin Administration: Navigating A Frontier With Limited Data., Jonathan B. Wagner, Susan M. Abdel-Rahman

Manuscripts, Articles, Book Chapters and Other Papers

Increasingly, children and adolescents with dyslipidemia qualify for pharmacologic intervention. As they are for adults, 3-hydroxy-3-methyl-glutaryl-coenzyme A reductase inhibitors (statins) are the mainstay of pediatric dyslipidemia treatment when lifestyle modifications have failed. Despite the overall success of these drugs, the magnitude of variability in dose-exposure-response profiles contributes to adverse events and treatment failure. In children, the cause of treatment failures remains unclear. This review describes the updated guidelines for screening and management of pediatric dyslipidemia and statin disposition pathway to assist the provider in recognizing scenarios where alterations in dosage may be warranted to meet patients' specific needs.


Pediatric Pharmacogenomics: A Systematic Assessment Of Ontogeny And Genetic Variation To Guide The Design Of Statin Studies In Children., Jonathan B. Wagner, J Steven Leeder Oct 2012

Pediatric Pharmacogenomics: A Systematic Assessment Of Ontogeny And Genetic Variation To Guide The Design Of Statin Studies In Children., Jonathan B. Wagner, J Steven Leeder

Manuscripts, Articles, Book Chapters and Other Papers

The dose-exposure-response relationship for drugs may differ in pediatric patients compared with adults. Many clinical studies have established drug dose-exposure relationships across the pediatric age spectrum; however, genetic variation was seldom included. This article applies a systematic approach to determine the relative contribution of development and genetic variation on drug disposition and response using HMG-CoA reductase inhibitors as a model. Application of the approach drives the collection of information relevant to understanding the potential contribution of ontogeny and genetic variation to statin dose-exposure-response in children, and identifies important knowledge deficits to be addressed through the design of future studies.