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Table I Occurrence of the precore stop codon mutation in HBV isolates.

From: Low frequency of mutations in the core promoter and precore regions of hepatitis B virus in anti-HBe positive Brazilian carriers

    Number of patients
  Nucleotides      
  at positions Precore stop     
Genotype 1858:1896 codon mutation     
    With cirrhosis With CAH Asymptomatic Total
A C:G No 6 4 7 17
D T:G No 0 1 3 4
  T:A Yes 2 2 1 5
F C:G No 0 0 1 1
  T:A Yes 1 1 0 2
Total    9 8 12 29