Evaluation of the CYP2D6 Haplotype Activity Scores Based on Metabolic Ratios of 4,700 Patients Treated With Three Different CYP2D6 Substrates

MM Jukić, RL Smith, E Molden… - Clinical …, 2021 - Wiley Online Library
The metabolic activity of the polymorphic CYP2D6 enzyme is dependent on the CYP2D6
genotype; however, the guidelines for translating the genotype into phenotype, which are of …

Interrogation of CYP2D6 Structural Variant Alleles Improves the Correlation Between CYP2D6 Genotype and CYP2D6‐Mediated Metabolic Activity

R Dalton, S Lee, KG Claw, B Prasad… - Clinical and …, 2020 - Wiley Online Library
The cytochrome P450 2D6 (CYP 2D6) gene locus is challenging to accurately genotype due
to numerous single nucleotide variants and complex structural variation. Our goal was to …

CYP2D6 poor metabolizer status can be ruled out by a single genotyping assay for the− 1584G promoter polymorphism

A Gaedigk, DL Ryder, LDA Bradford… - Clinical …, 2003 - academic.oup.com
Genotyping strategies targeting allelic variants with diminished or no activity to identify poor
metabolizers generally works well in Caucasian (1–3) and Asian (4, 5) populations, but we …

The CYP2D6 activity score: translating genotype information into a qualitative measure of phenotype

A Gaedigk, SD Simon, RE Pearce… - Clinical …, 2008 - Wiley Online Library
Inferring CYP2D6 phenotype from genotype is increasingly challenging, considering the
growing number of alleles and their range of activity. This complexity poses a challenge in …

Functional Characterization of 17 CYP2D6 Allelic Variants (CYP2D6. 2, 10, 14A–B, 18, 27, 36, 39, 47–51, 53–55, and 57)

K Sakuyama, T Sasaki, S Ujiie, K Obata… - Drug Metabolism and …, 2008 - ASPET
Cytochrome P450 2D6 (CYP2D6) is an enzyme of potential importance for the metabolism
of drugs used clinically, and it exhibits genetic polymorphism with interindividual differences …

CYP2D6* 36 gene arrangements within the cyp2d6 locus: association of CYP2D6* 36 with poor metabolizer status

A Gaedigk, LDA Bradford, SW Alander… - Drug metabolism and …, 2006 - ASPET
Unexplained cases of CYP2D6 genotype/phenotype discordance continue to be discovered.
In previous studies, several African Americans with a poor metabolizer phenotype carried …

In Vitro Functional Assessment of 22 Newly Identified CYP2D6 Allelic Variants in the Chinese Population

DP Dai, PW Geng, SH Wang, J Cai… - Basic & Clinical …, 2015 - Wiley Online Library
Abstract Cytochrome P450 2D6 (CYP 2D6) is one of the most widely investigated CYP s
related to genetic polymorphisms and is responsible for one‐quarter of the currently used …

Two novel haplotypes of CYP2D6 gene in a Japanese population

H Yamazaki, K Kiyotani, S Tsubuko… - Drug metabolism and …, 2003 - Elsevier
Two novel haplotypes of CYP2D6 were found in Japanese subjects. One haplotype of the
human CYP2D6 gene, newly designated as CYP2D6* 44 allele, had both a novel single …

Does ethnicity impact CYP2D6 genotype–phenotype relationships?

T Frederiksen, J Areberg, E Schmidt… - Clinical and …, 2023 - Wiley Online Library
Polymorphism of the CYP2D6 gene leads to substantial interindividual variability in CYP2D6
enzyme activity. Despite improvements in prediction of CYP2D6 activity based on genotype …

Challenges in CYP2D6 phenotype assignment from genotype data: a critical assessment and call for standardization

J Kevin Hicks, JJ Swen, A Gaedigk - Current drug metabolism, 2014 - ingentaconnect.com
The cytochrome P450 2D6 (CYP2D6) enzyme contributes to the metabolism and/or
bioactivation of approximately 25% of clinically used drugs. The CYP2D6 gene locus is …