A semi-continuous process for the production of human interferon-αc from E. coli using tangential-flow microfiltration and immuno-affinity chromatography

A semi-continuous process for the production of human interferon- alpha c (IFN) from E. coli is described. Harvesting of bacteria, removal of cell debris and concentration were performed by tangetial-flow microfiltration (cross-flow microfiltration). Purification was done in a single step by a monoc...

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Veröffentlicht in:Biotechnology letters 1984-01, Vol.6 (10), p.621-626
Hauptverfasser: VAKS, B, MORY, Y, PEDERSON, J. U, HOROVITZ, O
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Sprache:eng
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Zusammenfassung:A semi-continuous process for the production of human interferon- alpha c (IFN) from E. coli is described. Harvesting of bacteria, removal of cell debris and concentration were performed by tangetial-flow microfiltration (cross-flow microfiltration). Purification was done in a single step by a monoclonal-Ab column. In the process, purified material, 3-9 x 10 super(8) units/mg protein was obtained with a 65% overall yield.
ISSN:0141-5492
1573-6776
DOI:10.1007/BF00133826