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Skip to Search Results- 7Electrospray ionization
- 6Library screening
- 5Mass-spectrometry
- 3Electrospray ionization mass spectrometry
- 3Glycolipid
- 2Affinity
- 8Kitova, Elena N.
- 8Klassen, John S.
- 4El-Hawiet, Amr
- 3Han, Ling
- 2Johnson, M. A., Eugenio, Luiz
- 2Lin, Hong
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2016
Klassen, John S., Han, Ling, Kitova, Elena N.
This study reports on the use of the catch-and-release electrospray ionization mass spectrometry (CaR-ESI-MS) assay, combined with glycomicelles, as a method for detecting specific interactions between water-soluble proteins and glycolipids (GLs) in aqueous solution. The B subunit homopentamers...
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2016
Han, Ling, Klassen, John S., Kitova, Elena N.
This study reports on the use of the catch-and-release electrospray ionization mass spectrometry (CaR-ESI-MS) assay, combined with glycomicelles, as a method for detecting specific interactions between water-soluble proteins and glycolipids (GLs) in aqueous solution. The B subunit homopentamers...
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Development and Application of ESI-MS Based Techniques for Quantitative Determination of Protein-Carbohydrate Interactions
DownloadFall 2016
This thesis describes the development and application of mass spectrometry methods to study protein-ligand interactions in vitro. Liquid sample desorption electrospray ionization mass spectrometry (liquid sample DESI-MS) was employed to quantify protein-carbohydrate interactions in aqueous buffer...
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2012
Klassen, John S., Lin, Hong, Kitova, Elena N., Ng, Kenneth K., Johnson, M. A., Eugenio, Luiz
Electrospray ionization mass spectrometry (ESI-MS) measurements were performed under a variety of solution conditions on a highly acidic sub-fragment (B3C) of the C-terminal carbohydrate-binding repeat region of Clostridium difficile toxin B, and two mutants (B4A and B4B) containing fewer acidic...
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2012
Klassen, John S., Lin, Hong, Kitova, Elena N., Ng, Kenneth K., Johnson, M. A., Eugenio, Luiz
Electrospray ionization mass spectrometry (ESI-MS) measurements were performed under a variety of solution conditions on a highly acidic sub-fragment (B3C) of the C-terminal carbohydrate-binding repeat region of Clostridium difficile toxin B, and two mutants (B4A and B4B) containing fewer acidic...
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Quantitative Characterization of Noncovalent Protein-Carbohydrate Interactions using Electrospray Ionization Mass Spectrometry
DownloadFall 2015
The interactions between water-soluble proteins and carbohydrates found on the surfaces of cells play important roles in many physiological and pathological cellular processes. Carbohydrates function as receptors for signaling, cellular recognition and adhesion, and pathogen infections. This...
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Reliable determinations of protein-ligand interactions by direct ESI-MS measurements: Are we there yet?
Download2012
El-Hawiet, Amr, Klassen, John S., Kitova, Elena N., Schnier, Paul D.
The association-dissociation of noncovalent interactions between protein and ligands, such as other proteins, carbohydrates, lipids, DNA, or small molecules, are critical events in many biological processes. The discovery and characterization of these interactions is essential to a complete...
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Reliable determinations of protein-ligand interactions by direct ESI-MS measurements: Are we there yet?
Download2012
Klassen, John S., Kitova, Elena N., Schnier, Paul D., El-Hawiet, Amr
The association-dissociation of noncovalent interactions between protein and ligands, such as other proteins, carbohydrates, lipids, DNA, or small molecules, are critical events in many biological processes. The discovery and characterization of these interactions is essential to a complete...
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Screening carbohydrate libraries for protein interactions using the direct ESI-MS assay: Applications to libraries of unknown concentration
Download2014
El-Hawiet, Amr, Klassen, John S., Kitova, Elena N.
A semiquantitative electrospray ionization mass spectrometry (ESI-MS) binding assay suitable for analyzing mixtures of oligosaccharides, at unknown concentrations, for interactions with target proteins is described. The assay relies on the differences in the ratio of the relative abundances of...
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Screening carbohydrate libraries for protein interactions using the direct ESI-MS assay: Applications to libraries of unknown concentration
Download2014
El-Hawiet, Amr, Klassen, John S., Kitova, Elena N.
A semiquantitative electrospray ionization mass spectrometry (ESI-MS) binding assay suitable for analyzing mixtures of oligosaccharides, at unknown concentrations, for interactions with target proteins is described. The assay relies on the differences in the ratio of the relative abundances of...