Polyacrylamide Gel Electrophoresis of Spinal-Fluid Proteins [PDF]
Abstract Twenty-three control samples of CSF were analyzed by vertical column electrophoresis on acrylamide gel. Quantitation results using a microdensitometer are presented. The normal protein pattern shows 15 constant bands which coincide in mobility and in many cases in staining pattern with serum proteins.
John H. Evans, Donald T. Quick
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Protein purification by Off-Gel electrophoresis [PDF]
A novel free-flow protein purification technique based on isoelectric electrophoresis is presented, where the proteins are purified in solution without the need of carrier ampholytes. The gist of the method is to flow protein solutions under an immobilised pH gradient gel (IPG) through which an electric field is applied perpendicular to the direction ...
Ros, Alexandra +8 more
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Discontinuous native protein gel electrophoresis [PDF]
AbstractAnalysis of the oligomeric state of a native protein usually requires analytical ultracentrifugation or repeated gel filtration to calculate the protein's size. We have developed a discontinuous native protein gel electrophoresis system that allows the separation of even basic proteins according to their size, oligomeric state, and shape.
Michael Niepmann, Junfeng Zheng
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Gel Electrophoresis of Proteins [PDF]
Gel electrophoresis is a widely known group of techniques used to separate and identify macromolecules as DNA, RNA, or proteins based on size, form, or isoelectric point. The separation of molecules by electrophoresis is based on the fact that charged molecules migrate through a gel matrix upon application of an electric field.
Fernando Baquero +4 more
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Identification of Structural Proteins of Rhizobium meliloti Temperate Phage 16-3 [PDF]
The structural proteins of Rhizobium meliloti temperate phage 16-3 have been analysed by means of polyacrylamide gel electrophoresis, isoelectric focusing and agarose gel electrophoresis.
Duda, Ernő +3 more
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Power and limitations of electrophoretic separations in proteomics strategies [PDF]
Proteomics can be defined as the large-scale analysis of proteins. Due to the complexity of biological systems, it is required to concatenate various separation techniques prior to mass spectrometry.
Aebersold +225 more
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Quantitative Preparative Native Continuous Polyacrylamide Gel Electrophoresis (QPNC-PAGE) [PDF]
QPNC-PAGE, or quantitative preparative native continuous polyacrylamide gel electrophoresis, is a high-resolution technique applied in biochemistry and bioinorganic chemistry to separate proteins by isoelectric point.
Bernd Kastenholz
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Improved proteomic analysis of nuclear proteins, as exemplified by the comparison of two myelo\"id cell lines nuclear proteomes [PDF]
One of the challenges of the proteomic analysis by 2D-gel is to visualize the low abundance proteins, particularly those localized in organelles. An additional problem with nuclear proteins lies in their strong interaction with nuclear acids.
Chevallet, Mireille +5 more
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Study of protein expresion [sic] in peri-infarct tissue after cerebral ischemia [PDF]
In this work, we report our study of protein expression in rat peri-infarct tissue, 48 h after the induction of permanent focal cerebral ischemia. Two proteomic approaches, gel electrophoresis with mass spectrometry and combined fractional diagonal ...
Agulla, Jesús +9 more
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Mapping cells and sub-cellular organelles on 2-D gels: ‘new tricks for an old horse’ [PDF]
Nowadays, investigators in all fields are faced with the identification of unknown, up- or down-regulated, modified proteins that they are trying to identify.
Dahlbäck, Björn, +6 more
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