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US 2002/0001595 A1Published application
Process for the preparation of antiviral agents
OwnerHans-Gunther Sonntag, Oliver Nolte +2inventors
InventorsHans-Gunther Sonntag, Oliver Nolte, Hannelore Weiss, Hans-Erich Weiss
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Abstract
The present invention is directed to a process for preparing an antiviral agent in which antigen-containing blood and/or tissue is heated to a temperatures above about 50° C. in the presence of at least one protein cross-linking agent, such as formaldehyde, p-formaldehyde, formalin, phenol, and/or phenol derivatives.
Claims25
A process for preparing an antiviral agent comprising:
- (a) obtaining a sample of antigen-containing blood and/or tissue;
- (b) processing the blood and/or tissue to obtain a liquid or homogenate;
- (c) adding to the liquid or homogenate sample at least one cross-linking agent;
- (d) heating the sample to a temperature of over 50° C. until the sample solidifies;
- (e) mixing the solidified sample with a pyrogen-free physiological solution to form a liquid antiviral agent.
2 more elements
Dependencies are inferred from the claim text.