摘要 |
<p>The invention relates to a method of preparing cross-linked enzyme aggregates (CLEAs) comprising the steps of a) precipitating a dissolved enzyme present in a liquid medium; b) cross-linking with a cross-linker, and c) optionally, washing the cross-linked enzyme aggregate. According to the invention at least one treatment is performed chosen from the group consisting of I) performing step a) in the presence of a compound selected from the group consisting of i) a crown ether, and ii) a surfactant, and II) performing step c) with a second liquid differing in organic composition from the liquid.</p> |