The Purification Insights Blog

QuickTip #5: Filter everything

Filtering is crucial in order to protect the packed column from all solid particles in feeds or eluents. Clogging of the column will increase back-pressure and disturb the feed loading zone causing reduced resolution and it is a common problem...

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QuickTip #4: yield of His-tagged proteins

Immobilized Metal Ion Affinity Chromatography (IMAC) is used for purification of His-tagged proteins. Ni-NTA based resins are the most commonly used as the Ni2+ ion is considered to have the strongest affinity to histidine-tagged proteins but..

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