Bacteria as solid phase in a concentration fluorescence immunoassay analysis of antibodies to surface antigens.
J Immunol Methods
; 126(2): 247-52, 1990 Feb 09.
Article
em En
| MEDLINE
| ID: mdl-1968082
A modified solid-phase fluorescence immunoassay was developed using bacterial cells as the solid phase to screen antibodies produced against surface antigens from a clinical isolate of Escherichia coli, strain 1-149. The bacterial solid phase was used to analyze both polyclonal and monoclonal antibodies. The bacterial concentration fluorescence immunoassay (BCFIA) showed up to 50-fold greater sensitivity in bacterial cell detection as compared to ELISA (enzyme-linked immunosorbent assay). Moreover, BCFIA was considerably faster than ELISA with uniform reproducibility. This paper demonstrates the utility of using bacteria and their surface antigens as solid-phase matrices for antibody characterization in a FIA.
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Base de dados:
MEDLINE
Assunto principal:
Imunoensaio
/
Escherichia coli
/
Anticorpos Antibacterianos
Limite:
Animals
/
Female
/
Humans
Idioma:
En
Revista:
J Immunol Methods
Ano de publicação:
1990
Tipo de documento:
Article