Abstract:
BACKGROUND:IgG antibodies to HLA class I antigens can cause hyperacute rejection of renal allografts. Screening of sera from such transplant candidates is laborious, time-consuming, and expensive when performed by sensitive antihuman globulin-augmented lymphocytotoxicity (AHG-CDC). METHODS:Because 60-70% of our transplant screens are negative, we evaluated a solid phase enzyme-linked method (EIA) as a potential prescreen by parallel testing 215 sera by AHG-CDC and by EIA. This EIA method is designed to detect only IgG antibodies, and all positive AHG-CDC sera were retested after dithiothreitol treatment. RESULTS:There was 96.2% concordance between the tests for IgG antibodies. Seven sera (3.25%) were positive by EIA alone, and one (0.46%) was negative by EIA alone. The EIA method was also less costly ($15.00 versus $105.00) and less time consuming (hours versus days) than AHG-CDC panel testing for large numbers of sera. CONCLUSIONS:We conclude that this EIA method is simple, sensitive, objective, and cost effective as a prescreen for HLA class I antibodies.
journal_name
Transplantationjournal_title
Transplantationauthors
Moore SB,Ploeger NA,DeGoey SRdoi
10.1097/00007890-199712150-00023subject
Has Abstractpub_date
1997-12-15 00:00:00pages
1617-20issue
11eissn
0041-1337issn
1534-6080journal_volume
64pub_type
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