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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1978-6-28
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pubmed:abstractText |
In 5 patients with mixed cryoglobulinemia, 3 with Waldenström's disease and 2 with essential cryoglobulinemia, a C1-inhibitor (C1-INH) deficiency was discovered. The complement profile was characteristic of the acquired type: the total hemolytic activity and the early components were reduced, C3 was diminished in 1 patient only, C5 and C9 were normal or elevated. 1 atient with Waldenström's disease and 1 with essential cryoglobulinemia experienced episodes of angioedema. Circulating immune complexes were found in all patients' sera by the 125I-radiolabelled C1q binding activity (C1q BA) test. The values of the C1q binding activity were correlated with the depletion of the early complement components and that of C1-inh. 4 patients showed circulating 7S IgM. Our data support the hypothesis of a complement activation by the cryoprecipitating immune complexes; the C1-INH depletion is secondary to its consumption following C1 activation.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0001-5792
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
59
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
277-84
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pubmed:dateRevised |
2005-11-17
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pubmed:meshHeading |
pubmed-meshheading:417550-Complement C1 Inactivator Proteins,
pubmed-meshheading:417550-Complement System Proteins,
pubmed-meshheading:417550-Cryoglobulins,
pubmed-meshheading:417550-Female,
pubmed-meshheading:417550-Humans,
pubmed-meshheading:417550-Immunoglobulin M,
pubmed-meshheading:417550-Male,
pubmed-meshheading:417550-Middle Aged,
pubmed-meshheading:417550-Molecular Weight,
pubmed-meshheading:417550-Paraproteinemias,
pubmed-meshheading:417550-Protein Binding,
pubmed-meshheading:417550-Waldenstrom Macroglobulinemia
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pubmed:year |
1978
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pubmed:articleTitle |
Acquired C1-inhibitor deficiency in essential cryoglobulinemia and macrocryoglobulinemia.
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pubmed:publicationType |
Journal Article
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