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Table 1 Distribution of the GSTO1 140 mutant allele frequency in the 14 Chinese ethnic populations

From: Polymorphisms of Glutathione S-transferases Omega-1 among ethnic populations in China

   Genotype  
  Sample size CC CA AA Mutant allele A (10-4)
Ethnicity      
   Han 215 158 55 2 1372
   Mongol 99 74 23 2 1363
   Oroqen 66 50 16 0 1212
   Ewenk 45 34 11 0 1221
   Korean 157 109 42 6 1719
   Daur 37 31 6 0 811
   Hezhen 95 64 30 1 1684
   Man 103 74 28 1 1456
   Kyrgyz 42 28 14 0 1667
   Uygur 57 34 21 2 2192
   Hui 118 72 40 6 2203
   Xibo 74 51 22 1 1622
   Hazakh 91 62 27 2 1703
   Bouyei 115 90 24 1 1130
Region      
   North-east 602 436 156 10 1462
   North-west 412 267 134 11 1893
   South 300 228 69 3 1250