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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
11
pubmed:dateCreated
2005-10-10
pubmed:abstractText
We evaluated twenty renal transplant subjects at various stages of BKV nephritis (BKVN) for BKV-specific IgG and IgM antibodies using ELISA technique and BKV-DNA using PCR. They were divided as early onset (n = 7), stabilizing (n = 3), resolved (n = 8) and late onset (n = 2) BKVN. BKV-specific antibodies and BKV-DNA were simultaneously determined. The mean BKV-specific IgG level in early onset and stabilizing BKVN were 64 and 39 EIA units, and were significantly lower than 138 EIA units seen in resolved BKVN, P = 0.007, P = 0.008. The mean BKV-specific IgM levels in stabilizing BKVN was higher than resolved BKVN (130 vs 51 EIA units), P = 0.006. Mean plasma BKV loads for each group were 955,925, 5642 and 42 copies/mL of plasma, respectively. Prospective study in six BKVN cases revealed mean IgG, IgM levels and BKV-DNA at the time of diagnosis of BKVN as 39, 110 EIA units and 586,758 copies/mL of plasma, respectively. After a mean period of 5.2 months, IgG level increased to 120 EIA units (p = 0.0058) and had no detectable viral copies in circulation. Recovery from BKVN and elimination of BKV is associated with the development of BKV-specific IgG antibodies and this provides insight into the role of humoral immunity to BKV in the pathogenesis of BKVN.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
1600-6135
pubmed:author
pubmed:issnType
Print
pubmed:volume
5
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2719-24
pubmed:dateRevised
2007-2-14
pubmed:meshHeading
pubmed-meshheading:16212632-Adult, pubmed-meshheading:16212632-Aged, pubmed-meshheading:16212632-Antibodies, Viral, pubmed-meshheading:16212632-BK Virus, pubmed-meshheading:16212632-Creatinine, pubmed-meshheading:16212632-Cross-Sectional Studies, pubmed-meshheading:16212632-DNA, Viral, pubmed-meshheading:16212632-Female, pubmed-meshheading:16212632-Humans, pubmed-meshheading:16212632-Immunoglobulin G, pubmed-meshheading:16212632-Immunoglobulin M, pubmed-meshheading:16212632-Kidney Transplantation, pubmed-meshheading:16212632-Male, pubmed-meshheading:16212632-Middle Aged, pubmed-meshheading:16212632-Nephritis, pubmed-meshheading:16212632-Pancreas Transplantation, pubmed-meshheading:16212632-Polyomavirus Infections, pubmed-meshheading:16212632-Time Factors, pubmed-meshheading:16212632-Tumor Virus Infections, pubmed-meshheading:16212632-Viremia
pubmed:year
2005
pubmed:articleTitle
BK virus-specific antibodies and BKV DNA in renal transplant recipients with BKV nephritis.
pubmed:affiliation
The Division of Nephrology, Medical College of Wisconsin, Milwaukee, WI, USA. hari@mcw.edu
pubmed:publicationType
Journal Article