Inactivation of non-A, non-B hepatitis agent
AssigneeThe United States of America as represented by the Secretary of Health and Human Services
InventorsEdward Tabor, Robert J. Gerety
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Abstract
This invention relates to a method of inactivating a non-A, non-B hepatitis agent by means of formalin utilized in extended treatment. The range of formalin treatment utilizes a concentration of 1:1,000-1:10,000, preferred 1:1,000, and the duration of treatment is from 24-120 hours at any temperature with a preferred 96 hours (4 days) at 37.degree..+-.4.degree. C. This formalin-treated or otherwise inactivated agent, or portions of the agent, may be later used to produce a vaccine against non-A, non-B hepatitis.
Claims4
A method of treating an agent of human non-A, non-B hepatitis virus with formalin at a concentration of 1:1,000-1:10,000 for 24-120 hours to inactivate said agent.
Dependencies are inferred from the claim text.