High allele frequency of CYP2C9*3 (rs1057910) in a Negrito’s subtribe population in Malaysia; Aboriginal people of Jahai

References

• Allabi AC, Gala J-L, Desager J-P, Heusterspreute M, Horsmans Y. 2003. Genetic polymorphisms of CYP2C9 and CYP2C19 in the Beninese and Belgian populations. Br J Clin Pharmacol 56:653–657
   PubMed Web of Science ®Google Scholar
• Bravo-Villalta HV, Yamamoto K, Nakamura K, Bayá A, Okada Y, Horiuchi R. 2005. Genetic polymorphism of CYP2C9 and CYP2C19 in a Bolivian population: an investigative and comparative study. Eur J Clin Pharmacol 61:179–184
   PubMed Web of Science ®Google Scholar
• Cheah WL. 2004. Sagong Tasi and Orang Asli land rights in Malaysia: victory, milestone or false start. Law, Social Justice and Global Development (2). Available online at: <www.go.warwick.ac.uk/elj/lgd/2004_2/cheah>
   Google Scholar
• Demorais SM, Schweikl H, Blaisdell J, Goldstein JA. 1993. Gene structure and upstream regulatory regions of human CYP2C9 and CYP2C18. Biochem Biophys Res Commun 194:194–201
   PubMed Web of Science ®Google Scholar
• Dickmann LJ, Rettie AE, Kneller MB, Kim RB, Wood AJ, Stein CM, Wilkinson GR, Schwarz UI. 2001. Identification and functional characterization of a new CYP2C9 variant (CYP2C9*5) expressed among African Americans. Mol Pharmacol 60:382–387
   PubMed Web of Science ®Google Scholar
• Gaedigk A, Casley WL, Tyndale RF, Sellers EM, Jurima-Romet M, Leeder JS. 2001. Cytochrome P4502C9 (CYP2C9) allele frequencies in Canadian Native Indian and Inuit populations. Can J Physiol Pharmacol 79:841–847
   PubMed Web of Science ®Google Scholar
• Gan GG, Phipps ME, Lee MMT, Lu LS, Subramaniam RY, Bee PC, Chang SH. 2011. Contribution of VKORC1 and CYP2C9 polymorphisms in the interethnic variability of warfarin dose in Malaysian populations. Ann Hematol 90:635–641
   PubMed Web of Science ®Google Scholar
• Gerbal-Chaloin S, Daujat M, Pascussi JM, Pichard-Garcia L, Vilarem MJ, Maurel P. 2002. Transcriptional regulation of CYP2C9 gene. Role of glucocorticoid receptor and constitutive androstane receptor. J Biol Chem 277:209–217
   PubMed Web of Science ®Google Scholar
• Haining RL, Hunter AP, Veronese ME, Trager WF, Rettie AE. 1996. Allelic variants of human cytochrome P450 2C9: baculovirus-mediated expression, purification, structural characterization, substrate stereoselectivity, and prochiral selectivity of the wild-type and I359L mutant forms. Arch Biochem Biophys 333:447–458
   PubMed Web of Science ®Google Scholar
• Hatin WI, Nur-shafawati AR, Zahri M, Xu S, Jin L, Tan S, Rizman-idid M, Zilfalil A. 2011. Population genetic structure of Peninsular Malaysia Malay sub-ethnic groups. PLoS One 6:1–5
   Web of Science ®Google Scholar
• Hill C, Soares P, Mormina M, Macaulay V, Meehan W, Blackburn J, Clarke D, et al. 2006. Phylogeography and ethnogenesis of aboriginal Southeast Asians. Mol Biol Evol 23:2480–2491
   PubMed Web of Science ®Google Scholar
• Ieiri I, Tainaka H, Morita T, Hadama A, Mamiya K, Hayashibara M, Ninomiya H, et al. 2000. Catalytic activity of three variants (Ile, Leu, and Thr) at amino acid residue 359 in human CYP2C9 gene and simultaneous detection using single-strand conformation polymorphism analysis. Therapeut Drug Monit 22:237–244
   PubMed Web of Science ®Google Scholar
• Imai J, Ieiri I, Mamiya K, Miyahara S, Furuumi H, Nanba E, Yamane M, et al. 2000. Polymorphism of the cytochrome P450 (CYP) 2C9 gene in Japanese epileptic patients : genetic analysis of the CYP2C9 locus. Pharmacogenetics 10:85–89
   PubMedGoogle Scholar
• Kudzi W, Dodoo AN, Mills JJ. 2009. Characterisation of CYP2C8, CYP2C9 and CYP2C19 polymorphisms in a Ghanaian population. BMC Med Genet 10:124
   PubMed Web of Science ®Google Scholar
• Lea RA, Roberts RL, Green MR, Kennedy MA, Chambers GK. 2008. Allele frequency differences of cytochrome P450 polymorphisms in a sample of New Zealand Maori. N Z Med J 121:33--37
   PubMedGoogle Scholar
• Liew C-L, Yen J-H, Liu A-B, Liu IY. 2013. Gender differences in the effective warfarin dosage in Han and aboriginal Taiwanese patients with the VKORC1-1639AA genotype. Tzu Chi Med J 30:1–5
   Google Scholar
• Omoto K, Misawa S, Harada S, Sumpaico JS, Medado PM, Ogonuki H. 1978. Population genetic studies of the Philippine Negritos. I. A pilot survey of red cell enzyme and serum protein groups. Am J Hum Genet 30:190–201
   PubMed Web of Science ®Google Scholar
• Rettie AE, Wienkers LC, Gonzalez FJ, Trager WF, Korzekwa KR. 1994. Impaired (S)-warfarin metabolism catalysed by the R144C allelic variant of CYP2C9. Pharmacogenetics 4:39–42
   PubMedGoogle Scholar
• Scordo MG, Aklillu E, Yasar U, Dahl ML, Spina E, Ingelman-Sundberg M. 2001. Genetic polymorphism of cytochrome P450 2C9 in a Caucasian and a black African population. Br J Clin Pharmacol 52:447–450
   PubMed Web of Science ®Google Scholar
• Scott SA, Khasawneh R, Peter I, Kornreich R, Desnick RJ. 2010. Combined CYP2C9, VKORC1 and CYP4F2 frequencies among racial and ethnic groups. Pharmacogenomics 11:781–791
   PubMed Web of Science ®Google Scholar
• Seng KC, Gin GG, Sangkar JV, Phipps ME. 2003. Frequency of cytochrome P450 2C9 (CYP2C9) alleles in three ethnic groups in Malaysia. Asia-Pacific J Mol Biol Biotechnol 11:83–91
   Google Scholar
• Sistonen J, Sajantila A, Lao O, Corander J, Barbujani G, Fuselli S. 2007. CYP2D6 worldwide genetic variation shows high frequency of altered activity variants and no continental structure. Pharmacogenet Genom 17:93–101
   PubMed Web of Science ®Google Scholar
• Soares RAG, Santos PCJL, Machado-Coelho GLL, do Nascimento RM, Mill JG, Krieger JE, Pereira AC. 2012. CYP2C9 and VKORC1 polymorphisms are differently distributed in the Brazilian population according to self-declared ethnicity or genetic ancestry. Genet Test Mol Biomark 16:957–963
   PubMed Web of Science ®Google Scholar
• Sosa-Macías M, Lazalde-Ramos BP, Galaviz-Hernández C, Rangel-Villalobos H, Salazar-Flores J, Martínez-Sevilla VM, Martínez-Fierro ML, et al. 2013. Influence of admixture components on CYP2C9*2 allele frequency in eight indigenous populations from Northwest Mexico. Pharmacogenom J 13:567–572
   PubMed Web of Science ®Google Scholar
• Takeuchi F, McGinnis R, Bourgeois S, Barnes C, Eriksson N, Soranzo N, Whittaker P, et al. 2009. A genome-wide association study confirms VKORC1, CYP2C9, and CYP4F2 as principal genetic determinants of warfarin dose. PLoS Genet 5:e1000433
   PubMed Web of Science ®Google Scholar
• Yasar U, Aklillu E, Canaparo R, Sandberg M, Sayi J, Roh HK, Wennerholm A. 2002. Analysis of CYP2C9*5 in Caucasian, Oriental and Black-African populations. Eur J Clin Pharmacol 58:555–558
   PubMed Web of Science ®Google Scholar
• Zainuddin Z, Teh LK, Suhaimi AWM, Ismail R. 2006. Malaysian Indians are genetically similar to Caucasians : CYP2C9 polymorphism. J Clin Pharm Therapeut 31:187–191
   PubMed Web of Science ®Google Scholar
• Zainuddin Z, Teh LK, Suhaimi AWM, Salleh MZ, Ismail R. 2003. A simple method for the detection of CYP2C9 polymorphisms: nested allele-specific multiplex polymerase chain reaction. Clin Chim Acta 336:97–102
   PubMed Web of Science ®Google Scholar