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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1995-1-3
pubmed:abstractText
We describe the development of a new ELISA for the detection of neural endopeptidase 3.4.24.11 (NEP). Neutral endopeptidase 3.4.24.11 was determined in preparations of human granulocytes, mononuclear cells (MNC), and in serum. Human recombinant NEP was used as reference. Specificity of the mAbs was tested using APAAP, FACS analysis, and Western blot analysis. Lysis of the blood cells was performed by incubating the cells with 0.4% Tween-20 and repeated freezing cycles. The minimal detectable dose for recombinant NEP was 15 pg/ml. The recovery was 94 +/- 9%. The NEP was detectable in 15 out of 20 serum samples of 20 volunteers (mean +/- SEM, 245 +/- 88 pg/ml, n = 20)) and in all granulocyte preparations (1176 +/- 138 pg/10(7) cells, n = 20)). The results were reproducible among replicates (CV = 3 +/- 1%, n = 40), dilutions (CV = 8 +/- 2%, n = 5), and assays (CV = 12 +/- 4%, n = 5). With this new ELISA, a simple and reproducible method for the measurement of NEP 3.4.24.11 is described.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0196-9781
pubmed:author
pubmed:issnType
Print
pubmed:volume
15
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
843-8
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1994
pubmed:articleTitle
ELISA for the neuropeptide degrading endopeptidase 3.4.24.11 in human serum and leukocytes.
pubmed:affiliation
Department of Clinical Immunology and Asthma-OPD, Free University Berlin, Germany.
pubmed:publicationType
Journal Article