Size characterization of green fluorescent protein inclusion bodies in E. coli using asymmetrical flow field-flow fractionation-multi-angle light scattering

J Luo, Mats Leeman, A Ballagi, A Elfwing, ZG Su, JC Janson, Karl-Gustav Wahlund

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

The goal of this study was to investigate the applicability of asymmetrical flow field-flow fractionation-multi-angle light scattering (AsFIFFFMALS) for size analysis of green fluorescent protein inclusion bodies (GFPIBs). The size distributions of GFPIBs prepared by various culture conditions were determined. For GFPIBs prepared at 37 degrees C the peak maximum hydrodynamic diameter (dH) first increased and then decreased with the increase of the induction times in the presence of 0.1 and 2 mM isopropyl-beta-D-thiogalactoside (IPTG). For GFPIBs prepared at 30 degrees C the peak maximum dH was constant at about 700 nm irrespectively of the induction times and IPTG concentrations.
Original languageEnglish
Title of host publicationJournal of Chromatography A
PublisherElsevier
Pages158-164
Volume1120
DOIs
Publication statusPublished - 2006
Event29th International Symposium on High Performance Liquid Phase Separations and Related Techniques - Part II - Stockholm, Sweden
Duration: 2005 Jun 262005 Jun 30

Publication series

Name
Number1-2
Volume1120
ISSN (Print)0021-9673

Conference

Conference29th International Symposium on High Performance Liquid Phase Separations and Related Techniques - Part II
Country/TerritorySweden
CityStockholm
Period2005/06/262005/06/30

Bibliographical note

The information about affiliations in this record was updated in December 2015.
The record was previously connected to the following departments: Analytical Chemistry (S/LTH) (011001004)

Subject classification (UKÄ)

  • Analytical Chemistry

Free keywords

  • hydrodynamic diameter
  • fluorescence protein inclusion bodies
  • green
  • multi-angle light
  • asymmetrical flow field-flow fractionation
  • scattering
  • root mean square radius

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