Detection by a solid phase independent enzyme immunoassay of monoclonal anti-idiotypic antibodies against monoclonal antibodies neutralizing Semliki Forest virus and encephalomyocarditis virus

1993 ◽  
Vol 43 (2) ◽  
pp. 137-146 ◽  
Author(s):  
M. Harmsen ◽  
T.A.M. Oosterlaken ◽  
C. Tangerman ◽  
H. Snippe ◽  
C.A. Kraaijeveld
1983 ◽  
Vol 3 (4) ◽  
pp. 381-388 ◽  
Author(s):  
P. Hérion ◽  
D. Portetelle ◽  
J. -D. Franssen ◽  
J. Urbain ◽  
A. Bollen

Using two monoclonal antibodies directed against urokinase, we have developed a micro enzyme-linked immunosorbant assay (ELISA) to detect and measure urokinase in biological fluids. The system presents the following characteristics: simple and rapid procedure, reproducibility, sensitivity (urokinase levels down to 1 ng/ml) and evaluation of the enzyme in biological fluids such as urine, pleural elfusions, and ascitic fluids without preliminary purification.


1988 ◽  
Vol 115 (2) ◽  
pp. 255-261 ◽  
Author(s):  
T.A.M. Oosterlaken ◽  
M. Harmsen ◽  
C. Tangerman ◽  
P. Schielen ◽  
C.A. Kraaijeveld ◽  
...  

1991 ◽  
Vol 31 (2) ◽  
pp. 135-140 ◽  
Author(s):  
Stephan T. Kiessig ◽  
Christian Hentschel ◽  
Sigbert Jahn ◽  
Michael Mehl ◽  
Roland Starke ◽  
...  

1993 ◽  
Vol 44 (2-3) ◽  
pp. 319-328 ◽  
Author(s):  
C.A. Kraaijeveld ◽  
T.A.M. Oosterlaken ◽  
F. Vlaspolder ◽  
P.W. van Dijk ◽  
M. Harmsen ◽  
...  

1987 ◽  
Vol 33 (1) ◽  
pp. 32-37 ◽  
Author(s):  
V Quesniaux ◽  
R Tees ◽  
M H Schreier ◽  
G Maurer ◽  
M H van Regenmortel

Abstract We show that monitoring of cyclosporine by immunoassay could be improved by using monoclonal antibodies (MAbs) of restricted specificity instead of polyclonal antisera that recognize both unmodified cyclosporine and its metabolites. MAbs with high affinity for cyclosporine have been prepared and characterized. We tested their ability to discriminate between native cyclosporine and its metabolites in indirect solid-phase enzyme immunoassay with a set of cyclosporine metabolites modified at residues 1, 4, 6, and 9 (corresponding to the six known sites of metabolism of cyclosporine). All the metabolites tested were detected by MAb1 at least 15- to 1000-fold less well than unmodified cyclosporine. A second MAb recognized unmodified cyclosporine and most of its metabolites equally well. Both MAbs retained their activity when coupled to alkaline phosphatase and could therefore be used in a direct solid-phase enzyme immunoassay.


1986 ◽  
Vol 87 (2) ◽  
pp. 203-210 ◽  
Author(s):  
Sadakazu Usuda ◽  
Fumio Tsuda ◽  
Tohru Gotanda ◽  
Katsumi Tachibana ◽  
Motozumi Nomura ◽  
...  

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