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Published on: June 17, 2015
Developmental pharmacogenetics: a general paradigm for application to neonatal pharmacology and toxicology
1Division of Clinical Pharmacology and Medical Toxicology, Department of Pediatrics, Children's Mercy Hospitals and Clinics and School of Medicine, University of Missouri-Kansas City, Kansas City, Missouri, USA. sleeder@cmh.edu
Insights
Newborn infant therapy faces unique challenges. Pharmacogenomics can predict individual risks from in utero exposures, but identifying specific genetic and non-genetic factors remains crucial.
Area of Science:
- Neonatal medicine
- Pharmacogenomics
- Toxicology
Background:
- Therapy in newborns presents unique challenges due to fetal exposure to medications and environmental contaminants.
- In utero exposures can lead to congenital malformations, adverse drug reactions, or unknown long-term health consequences in newborns.
- Individual risk for adverse outcomes is not uniform and is influenced by a combination of factors.
Purpose of the Study:
- To highlight the challenges in newborn infant therapy.
- To introduce the principles of pharmacogenomics in predicting individual risk.
- To emphasize the need for identifying specific genetic and non-genetic factors contributing to increased risk in newborns.
Main Methods:
- Review of existing literature on neonatal drug therapy and fetal exposure.
- Application of pharmacogenomic principles to understand individual variability in risk.
- Discussion of the challenges in identifying specific risk factors.
Main Results:
- Fetal exposure to medications and environmental contaminants poses significant risks to newborns.
- Pharmacogenomic principles offer a framework for predicting individual susceptibility to these risks.
- Identifying specific genetic and non-genetic factors is essential for personalized risk assessment.
Conclusions:
- Neonatal therapy requires careful consideration of potential in utero exposures.
- Pharmacogenomics holds promise for tailoring treatments and mitigating risks in newborns.
- Further research is needed to elucidate the specific genetic and environmental factors influencing neonatal outcomes.
Abstract:
Therapy in newborn infants presents unique challenges. The consequences of exposure of the fetus to medications and environmental contaminants in utero (following the mother's exposure to these) may present, in the newborn, as congenital malformations or adverse drug reactions or have unknown long-term consequences. Risk is not uniformly distributed across a population. Rather, pharmacogenomic principles assert that an individual's unique clinical, genomic, and environmental information can be used to accurately predict predisposition to risk. The challenge is to identify the specific factors--genetic and nongenetic--that contribute to increased risk.
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