Purification of biological preparations
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United States of America Patent
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Oct 30, 2001
Grant Date -
N/A
app pub date -
Apr 3, 2000
filing date -
Apr 1, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to the purification of biological preparations such as proteins and nucleic acids, especially for example proteins that have been produced by recombinant DNA techniques in bacteria. In a particular embodiment, the invention concerns improved methods for reducing the content of contaminants in biological preparations, e.g. recombinant proteins produced in host bacteria.
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