When we considered all dengue patients, only 22 (3%) of 644 had normal aspartate aminotransferase (AST) and alanine aminotransferase (ALT) levels (≤ 40 IU/L) throughout the course of their illness, compared with 23 (49%) of 47 of the OFI patients. The gene discussed is GPT; the disease is dengue disease.