Interferon alfa- 2b produceres af en bakterie, der har fået indsat et gen (dna), som sætter den i stand til at producere stoffet.
The interferon alfa-2b in ViraferonPeg is produced by a method known as ‘ recombinant DNA technology’: the interferon alfa-2b is made by a bacterium that has received a gene (DNA), which makes it able to produce it.