| abstract |
The present invention relates in particular to a method for preparing an immunogenic composition exhibiting reduced viral eradication activity, as well as to said immunogenic composition and its use, which method particularly comprises the following steps: (a) a first in a mixture Providing a liquid and a recombinant protein, (b) concentrating the recombinant protein in the mixture by removing a portion of the first liquid from the mixture, and (c) subjecting the solution produced in step (b) to continuous diafiltration. Processing by step. |