Method of producing a virus-safe biological preparation
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United States of America Patent
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Mar 31, 1998
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app pub date -
Jul 15, 1996
filing date -
Dec 16, 1992
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Abstract
In a method of producing a virus-safe biological preparation by heating while preserving a least 50% of its biologic activity, a biologially compatible tenside is added to the preparation before heating and heating is carried out in the presence of the same, whereupon the tenside, preferably, is eliminated.
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