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Frequencies of N‐acetyl‐transferase 1 (NAT1) genotypes and phenotype/acetylator status in patients with ulcerative colitis using oral 5‐aminosalicylic acid
| NAT1 Genotype | Number of patients (n) | Phenotype/Acetylator status | Observed frequency (%) |
|---|---|---|---|
| NAT1*3/*4 | 1 | Rapid | 2.4 |
| NAT1*4/*4 | 24 | Rapid | 57.1 |
| NAT1*4/*10 | 7 | Rapid | 16.7 |
| NAT1*4/*14B | 2 | Slow | 4.8 |
| NAT1*4/*15 | 1 | Slow | 2.4 |
| NAT1*4/*16 | 1 | Rapid | 2.4 |
| NAT1*4/*17 | 4 | Slow | 9.5 |
| NAT1*10/*10 | 1 | Rapid | 2.4 |
| NAT1*10/*14A | 1 | Slow | 2.4 |
