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Evaluation of immunological methods for detection of bovine growth hormone (BGH) produced in E. coli

Abstract

The use of several immunological methods for studies on synthesis of bovine growth hormone (BGH) by E. coli is described here. The ELISA procedure was shown to be the least sensitive and unfit for assaying BGH in E. coli extracts. The solid-phase radioimmunoassay (RIA) proved to be highly sensitive, but since E. coli extract itself (not containing BGH) interfered with the immunological reaction, its use for measuring BGH was practically limited. The most adequate procedure proved to be radioimmunoassay in solution, which was not adversely affected by the E. coli extract and was sufficiently sensitive to detect nanogram quantities of BGH. The size of the BGH produced by normal bacterial cells was investigated by protein fractionation, transfer to nitrocellulose paper and detection by anti-BGH serum. This method also served for semi-quantitative determination of BGH in the bacterial extract.
Authors:
Rosner, A; Zwang, R; Aviv, H [1] 
  1. Weizmann Institute of Science, Rehovot (Israel). Dept. of Virology
Publication Date:
Jul 30, 1982
Product Type:
Journal Article
Reference Number:
AIX-13-714139; EDB-83-027458
Resource Relation:
Journal Name: J. Immunol. Methods; (Netherlands); Journal Volume: 52:2
Subject:
62 RADIOLOGY AND NUCLEAR MEDICINE; STH; RADIOIMMUNOASSAY; COMPARATIVE EVALUATIONS; ESCHERICHIA COLI; PERFORMANCE; SOLUTIONS; SUBSTRATES; BACTERIA; DISPERSIONS; HORMONES; ISOTOPE APPLICATIONS; MICROORGANISMS; MIXTURES; PEPTIDE HORMONES; PITUITARY HORMONES; RADIOASSAY; TRACER TECHNIQUES; 550601* - Medicine- Unsealed Radionuclides in Diagnostics
OSTI ID:
6645962
Country of Origin:
Netherlands
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: JIMMB
Submitting Site:
HEDB
Size:
Pages: 175-181
Announcement Date:
Nov 01, 1982

Citation Formats

Rosner, A, Zwang, R, and Aviv, H. Evaluation of immunological methods for detection of bovine growth hormone (BGH) produced in E. coli. Netherlands: N. p., 1982. Web.
Rosner, A, Zwang, R, & Aviv, H. Evaluation of immunological methods for detection of bovine growth hormone (BGH) produced in E. coli. Netherlands.
Rosner, A, Zwang, R, and Aviv, H. 1982. "Evaluation of immunological methods for detection of bovine growth hormone (BGH) produced in E. coli." Netherlands.
@misc{etde_6645962,
title = {Evaluation of immunological methods for detection of bovine growth hormone (BGH) produced in E. coli}
author = {Rosner, A, Zwang, R, and Aviv, H}
abstractNote = {The use of several immunological methods for studies on synthesis of bovine growth hormone (BGH) by E. coli is described here. The ELISA procedure was shown to be the least sensitive and unfit for assaying BGH in E. coli extracts. The solid-phase radioimmunoassay (RIA) proved to be highly sensitive, but since E. coli extract itself (not containing BGH) interfered with the immunological reaction, its use for measuring BGH was practically limited. The most adequate procedure proved to be radioimmunoassay in solution, which was not adversely affected by the E. coli extract and was sufficiently sensitive to detect nanogram quantities of BGH. The size of the BGH produced by normal bacterial cells was investigated by protein fractionation, transfer to nitrocellulose paper and detection by anti-BGH serum. This method also served for semi-quantitative determination of BGH in the bacterial extract.}
journal = []
volume = {52:2}
journal type = {AC}
place = {Netherlands}
year = {1982}
month = {Jul}
}