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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2007-11-20
pubmed:abstractText
The collapsin response mediator protein 5 (CRMP5) antibody is usually associated with paraneoplastic neurological syndrome (PNS) and small-cell lung cancer (SCLC) or thymoma. The objective of this study was to assess the frequency of CRMP5 antibodies in patients with such tumours and to see if the presence of antibodies was associated with prognosis in these cancers. A multi-well adapted immunoprecipitation assay using radiolabelled recombinant CRMP5 protein, produced by coupled in vitro transcription/translation, was used for the detection of CRMP5 antibodies. Sera from 200 patients with SCLC, 73 patients with thymoma and myasthenia gravis (MG) and from 300 healthy blood donors were examined for CRMP5 antibodies. Positive sera were also examined by immunofluorescence and immune blots. The serological results were compared with disease severity of the patients with thymoma or SCLC. CRMP5 antibodies were detected in 10/200 (5%) of the SCLC, 9/73 (12%) of the thymomas and in 2/300 (0.6%) of the healthy controls by immunoprecipitation. The antibodies were less frequently detected by immunofluorescence or immune blots. There was no significant correlation between CRMP5 antibodies and disease severity. CRMP5 antibodies are more than twice as frequent, and the antibody levels are higher in patients with thymoma and MG than in patients with SCLC. The antibodies are correlated to these tumours, but not to disease severity.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
0340-7004
pubmed:author
pubmed:issnType
Print
pubmed:volume
57
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
227-32
pubmed:dateRevised
2010-11-18
pubmed:meshHeading
pubmed-meshheading:17657489-Adult, pubmed-meshheading:17657489-Aged, pubmed-meshheading:17657489-Antibodies, pubmed-meshheading:17657489-Carcinoma, Small Cell, pubmed-meshheading:17657489-Female, pubmed-meshheading:17657489-Fluorescent Antibody Technique, pubmed-meshheading:17657489-Humans, pubmed-meshheading:17657489-Immunoblotting, pubmed-meshheading:17657489-Immunoprecipitation, pubmed-meshheading:17657489-Kaplan-Meier Estimate, pubmed-meshheading:17657489-Lung Neoplasms, pubmed-meshheading:17657489-Male, pubmed-meshheading:17657489-Middle Aged, pubmed-meshheading:17657489-Myasthenia Gravis, pubmed-meshheading:17657489-Nerve Tissue Proteins, pubmed-meshheading:17657489-Prognosis, pubmed-meshheading:17657489-Sensitivity and Specificity, pubmed-meshheading:17657489-Thymoma, pubmed-meshheading:17657489-Thymus Neoplasms, pubmed-meshheading:17657489-Tumor Markers, Biological
pubmed:year
2008
pubmed:articleTitle
CRMP5 antibodies in patients with small-cell lung cancer or thymoma.
pubmed:affiliation
Department of Clinical Medicine, University of Bergen, Bergen, Norway. sissel.monstad@helse-bergen.no
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't