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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1980-6-25
pubmed:abstractText
Bladder cancer patients from 2 different medical centers were examined to establish whether such patients have circulating immune complexes. Four methods of analysis were used: 1) polyethylene glycol precipitation, 2) double crossed immunoelectrophoresis, 3) Raji cell and 4) Clq binding assays. In the first group of 24 patients 17 had positive results on cystoscopy for pathologically defined tumors at the time of the serum sample. Two tested positive for the presence of circulating immune complexes by all 4 techniques and an additional 1 tested positive by 3 of the 4 techniques. In the second group of 54 patients (41 of whom had pathologically definable tumors at sample date) 9 were judged possibly positive by the Raji cell assay, the polyethylene glycol and double crossed immunoelectrophoresis techniques. When tested by the Clq binding assay 8 of the 9 patients were positive, most being in the range of 260 to 320 microgram/ml. immune complex. Combining all data from the 78 patients with bladder cancer the results in 10 cases definitely were positive by all 4 techniques and an additional 2 were positive by 3 techniques. Our data indicate that a low percentage (13 to 15 per cent) of patients with bladder cancer has circulating immune complexes. Of interest is that the complexes, as judged by our assay procedures, bind Clq, contain aggregated IgG and can be dissociated into antigen and antibody. Thus, the immune complexes are similar to those found in immune complex diseases.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0022-5347
pubmed:author
pubmed:issnType
Print
pubmed:volume
123
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
486-8
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1980
pubmed:articleTitle
Immune complexes in transitional cell carcinoma.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S.