Immunoaffinity, Capillary Electrophoresis, and Statistics for Studying Intact Alpha 1-Acid Glycoprotein Isoforms as an Atherothrombosis Biomarker

Variations in the amino acid sequence, glycosylation, and/or other posttranslational modifications in glycoproteins give rise to different molecules of the glycoprotein called forms. Qualitative and/or quantitative alterations in these forms are related to pathophysiological situations in the individuals. In this study, a methodology to analyze these differences in forms of the alpha 1-acid glycoprotein (AGP) between healthy individuals and patients with two different vascular diseases is detailed. The whole methodology includes a sample preparation method based on immunochromatography, a capillary electrophoresis method for separation of AGP peaks (isoforms), and statistical methods (Linear Discriminant Analysis) for sample classification. As a result, it is shown that the methodology proposed allows studying the role of AGP isoforms as potential vascular disease biomarkers.

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Bibliographic Details
Main Authors: Puerta, Angel de la, Martín-Álvarez, Pedro J., Ongay, Sara, Díez-Masa, José Carlos, Frutos, Mercedes de
Other Authors: Comunidad de Madrid
Format: capítulo de libro biblioteca
Language:English
Published: Springer 2013
Online Access:http://hdl.handle.net/10261/78772
http://dx.doi.org/10.13039/501100004837
http://dx.doi.org/10.13039/501100003339
http://dx.doi.org/10.13039/100012818
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