Methods for treating viral infection using IL-28 and IL-29

Drug – bio-affecting and body treating compositions – Lymphokine – Interleukin

Reexamination Certificate

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C424S161100, C514S012200

Reexamination Certificate

active

07135170

ABSTRACT:
IL-28A, IL-28B, IL-29, and certain mutants thereof have been shown to have antiviral activity on a spectrum of viral species. Of particular interest is the antiviral activity demonstrated on viruses that infect liver, such as hepatitis B virus and hepatitis C virus. In addition, IL-28A, IL-28B, IL-29, and mutants thereof do not exhibit some of the antiproliferative activity on hematopoietic cells that is observed with interferon treatment. Without the immunosuppressive effects accompanying interferon treatment, IL-28A, IL-28B, and IL-29 will be useful in treating immunocompromised patients for viral infections.

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