Voices of Biotech
Podcast: MilliporeSigma says education vital to creating unbreakable chain for sustainability
MilliporeSigma discusses the importance of people, education, and the benefits of embracing discomfort to bolster sustainability efforts.
May 1, 2010
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As upstream processing becomes more optimized, it increases the amount of impurity and contaminants to be removed from large volumes of feedstock. With this added pressure on downstream processing, there is a pressing need for more efficient chromatography operations.
In this paper, the authors describe how they characterized differentiated selectivity of Q and S HyperCel ion-exchange sorbents. They evaluated the dynamic binding capacity in various pH, conductivity, and residence time conditions; carried out a separation of a model mixture to further characterize the sorbents’ specific selectivity; and report on a real case application in which one was used in a capture step for purification of a recombinant protein from an E. coli lysate.
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