Pharmacogenetics of Psychotropic Drugs by Bernard Lerer

By Bernard Lerer

This publication presents a conceptual framework for knowing and learning the pharmacogenetics of psychotropic medicinal drugs, reports advances within the box, and describes the findings that experience already emerged. assurance extends to antipsychotics, antidepressants and temper stabilizing, cognitive-enhancing and anxiolytic medications. the amount additionally examines the interface of pharmacogenetics with substance dependence and mind imaging, and considers its influence at the biotechnology and pharmaceutical industries. This booklet defines the younger box of pharmacogenetics because it applies to psychotropic medicinal drugs, and is accordingly an important reference for all clinicians and researchers concerned.

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1990). The initial report of this association suggested that variation within DRD2 influenced susceptibility to alcoholism. , 1989). , 1997). Therefore, it is unlikely that the Taq I A1 allele is in linkage disequilibrium with a DRD2 variant that increases the susceptibility to alcoholism An alternative approach to single candidate variant selection within a gene is to genotype subjects at several variants within the gene and construct haplotypes. , 1995), it is possible to assign haplotypes objectively.

1999). , 1997). , 1999). , 1999). , depression and anxiety), it would group together individuals with genes for a particular disease who fully qualify for the disease and individuals who, despite carrying the genes for the disease, are symptom free. Neuropsychopharmacology To-date, there is no alternative methodology to psychiatric nosology for classifying mental pathology in a clinically relevant manner. In the light of the inadequacy of DSM-IV and the failure to replace traditional psychiatric concepts by empirically derived objective measurements, the identification of suitable forms of illness for genetic research in the different nosologies has become of practical importance for progress in the field.

Finally, perhaps the most discussed limitation of case-control association studies 29 Pharmacogenomics of psychotropic drug response is the potential for ethnic stratification between subject groups. In the case of psychiatric pharmacogenetic studies, this might arise in a study comparing candidate allele frequencies between drug responders and non responders. If the candidate allele frequency varies between ethnic groups, and responders and nonresponders are not ethnically matched, a significant difference in allele frequencies could be detected that is not associated with drug response.

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