Glycosylation of prostate specific antigen and its potential diagnostic applications

作者: Tijl Vermassen , Marijn M. Speeckaert , Nicolaas Lumen , Sylvie Rottey , Joris R. Delanghe

DOI: 10.1016/J.CCA.2012.06.007

关键词:

摘要: Prostate specific antigen (PSA) assays are widely used for early detection of prostate cancer. However, those analyses associated with considerable sensitivity and specificity problems. Several approaches have been developed to tackle this issue. PSA is a glycoprotein, which primarily produced by the prostatic epithelial cells. Aberrant glycosylation modification proteins fundamental characteristic tumorigenesis. Study glycoforms offers interesting diagnostic perspectives. Modern technology allows us analyze in variety clinical samples (serum or plasma, urine, seminal fluid, tissue). A number novel techniques, such as lectin-based methods, mass spectrometry, 2-dimensional electrophoresis capillary glycosylation. This article reviews technical aspects glycoforms.

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