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Immunoradiometric assay of lipid A: a test for detecting and quantitating endotoxins of various origins

Abstract

The ability to measure circulating endotoxin in various disease states has been hampered by the lack of a specific and quantitative assay. The test most commonly used has been the Limulus gelation assay, which measures an enzymatic effect of endotoxin rather than the substance itself. Based on a solid-phase immunoradiometric assay previously developed to detect the specific lipopolysaccharide from Escherichia coli 026, a similar assay has been developed for the lipid A moiety of endotoxins. The assay uses rabbit antibodies to lipid A which do not react with ketodeoxyoctonate, myristic or beta-hydroxymyristic acids, and detects lipid A obtained from endotoxins of various origins after acid hydrolysis of lipopolysaccharide. Experiments in rats given exogenous endotoxin suggest that this assay can be useful for quantitation of bacterial endotoxins in serum and for studying the pathophysiology of experimental endotoxemia.
Authors:
Nolan, J P; Vladutiu, A O; Moreno, D M; Cohen, S A; Camara, D S [1] 
  1. State University of New York, Buffalo (USA). School of Medicine
Publication Date:
Nov 26, 1982
Product Type:
Journal Article
Reference Number:
AIX-14-746030; EDB-83-087970
Resource Relation:
Journal Name: J. Immunol. Methods; (Netherlands); Journal Volume: 55:1
Subject:
62 RADIOLOGY AND NUCLEAR MEDICINE; ENDOTOXINS; RADIOMETRIC ANALYSIS; ANTIBODIES; BLOOD SERUM; IMMUNOGLOBULINS; IODINE 125; LABELLED COMPOUNDS; LIPIDS; PURIFICATION; QUANTITY RATIO; RATS; TESTING; ANIMALS; ANTIGENS; BETA DECAY RADIOISOTOPES; CHEMICAL ANALYSIS; DAYS LIVING RADIOISOTOPES; ELECTRON CAPTURE RADIOISOTOPES; GLOBULINS; INTERMEDIATE MASS NUCLEI; IODINE ISOTOPES; ISOTOPES; MAMMALS; MATERIALS; NUCLEI; ODD-EVEN NUCLEI; ORGANIC COMPOUNDS; PROTEINS; QUANTITATIVE CHEMICAL ANALYSIS; RADIOISOTOPES; RODENTS; TOXIC MATERIALS; TOXINS; VERTEBRATES; 550601* - Medicine- Unsealed Radionuclides in Diagnostics
OSTI ID:
6172919
Country of Origin:
Netherlands
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: JIMMB
Submitting Site:
HEDB
Size:
Pages: 63-72
Announcement Date:
Mar 01, 1983

Citation Formats

Nolan, J P, Vladutiu, A O, Moreno, D M, Cohen, S A, and Camara, D S. Immunoradiometric assay of lipid A: a test for detecting and quantitating endotoxins of various origins. Netherlands: N. p., 1982. Web.
Nolan, J P, Vladutiu, A O, Moreno, D M, Cohen, S A, & Camara, D S. Immunoradiometric assay of lipid A: a test for detecting and quantitating endotoxins of various origins. Netherlands.
Nolan, J P, Vladutiu, A O, Moreno, D M, Cohen, S A, and Camara, D S. 1982. "Immunoradiometric assay of lipid A: a test for detecting and quantitating endotoxins of various origins." Netherlands.
@misc{etde_6172919,
title = {Immunoradiometric assay of lipid A: a test for detecting and quantitating endotoxins of various origins}
author = {Nolan, J P, Vladutiu, A O, Moreno, D M, Cohen, S A, and Camara, D S}
abstractNote = {The ability to measure circulating endotoxin in various disease states has been hampered by the lack of a specific and quantitative assay. The test most commonly used has been the Limulus gelation assay, which measures an enzymatic effect of endotoxin rather than the substance itself. Based on a solid-phase immunoradiometric assay previously developed to detect the specific lipopolysaccharide from Escherichia coli 026, a similar assay has been developed for the lipid A moiety of endotoxins. The assay uses rabbit antibodies to lipid A which do not react with ketodeoxyoctonate, myristic or beta-hydroxymyristic acids, and detects lipid A obtained from endotoxins of various origins after acid hydrolysis of lipopolysaccharide. Experiments in rats given exogenous endotoxin suggest that this assay can be useful for quantitation of bacterial endotoxins in serum and for studying the pathophysiology of experimental endotoxemia.}
journal = []
volume = {55:1}
journal type = {AC}
place = {Netherlands}
year = {1982}
month = {Nov}
}