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[Pharmacogenomics: the quest for individualized therapy].
M López-López1, J L Guerrero-Camacho, I M Familiar-López
1Departamento de Sistemas Biológicos, Universidad Autónoma Metropolitana, Unidad Xochimilco, Mexico.
Revista De Neurologia
|December 15, 2004
Summary
Understanding genetic variations in drug metabolism is key to personalized medicine. Pharmacogenetics helps tailor drug prescriptions for better efficacy and safety, especially in neuropsychiatric disorders.
Area of Science:
- Pharmacogenetics and Pharmacogenomics
- Genetics and Molecular Biology
- Clinical Pharmacology
Context:
- Patient responses to medications vary significantly due to genetic factors.
- Inherited differences in drug metabolism greatly influence drug efficacy and toxicity.
- Pharmacogenetics, emerging from clinical observations, studies these genetic determinants.
Purpose:
- To highlight the role of pharmacogenetics in understanding drug metabolism.
- To review the historical development and current state of pharmacogenetics.
- To introduce pharmacogenomics and its potential for personalized therapies.
Summary:
- Pharmacogenetics investigates inherited differences in drug metabolism, with roots in 1950s observations.
- Genetic polymorphisms in drug-metabolizing enzymes (e.g., CYPs, NATs) are well-documented.
- Pharmacogenomics utilizes genome-wide approaches to analyze genes influencing drug response.
Impact:
- Individual genetic variability in drug response has significant clinical and economic implications.
- Pharmacogenetics provides a basis for rational drug prescription, particularly in neuropsychiatric disorders.
- High-throughput genomic technologies are paving the way for personalized medicine.