Department of Substance & Biomolecular Engineering THE NATIONAL SCHOOL of SINGAPORE
Chemical Engineering Process Lab II
Experiment B2 Chromatography for Protein Purification
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A. Learning targets 1 . installment payments on your 3. some. Establish chromatographic assay to ascertain protein concentrations in a mix. Appreciate the need for resolution in protein chromatography. Understand the anxiety between chastity and yield in protein chromatography. Be familiar with importance of mass balance seal in necessary protein purification.
M. Introduction My spouse and i. Fast Necessary protein Liquid Chromatography (FPLC) High end Liquid Chromatography (HPLC) may be the workhorse for any biopharmaceutical necessary protein downstream control train, presenting at least twice in the train. You should recall experiencing the HPLC in one of the experiments in your CN2108 module. Read up on the main parts of the HPLC program. In this research, you will use a modification in the HPLC, the FPLC (Fast Protein Liquid Chromatography System) to separate and purify a variety of two proteins. The FPLC has been produced to specifically use the resolution capacity of the HPLC for protein purification and collection. II. Concepts in LC If a mixture of healthy proteins is injected into an LC steering column, the proteins interact with the stationary period based on their particular respective chemistries and undertake the line at distinct speed. Depending on this differential box migration, the proteins elute from the end of the steering column at distinct times and for that reason become separated. This process is normally facilitated through the protein with a portable phase. Even though the protein blend will have moved into as a slim, concentrated top, it will exit dispersed and diluted by the mobile phase. This is known as bandspreading. Bandspreading (which is usually an inverse indication with the column efficiency) must be minimized especially for considerable protein...