Cross-reactions of immunoglobulin M and G antibodies with enterovirus-specific viral structural proteins

Reigel, F.; Burkhardt, F.; Schilt, U. (1985). Cross-reactions of immunoglobulin M and G antibodies with enterovirus-specific viral structural proteins. Journal of hygiene, 95(2), pp. 469-481. Cambridge University Press 10.1017/S0022172400062896

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We analysed the reactivity of enterovirus-specific human IgM and IgG antibodies with the structural proteins of different enteroviruses by the immunoblot technique. In general, all immunoglobulin G antibodies of the tested sera reacted with capsid polypeptide VP 1 of the viruses tested (echoviruses 9 and 11, coxsackievirus B3 and poliovirus 2). In contrast, enterovirus specific immunoglobulin M antibodies of adults reacted with capsid polypeptides VP 1, VP 2, and/or VP 3 of the viruses mentioned above. The reactions with VP 2 and/or VP 3 were often stronger than with VP 1. IgM antibodies from sera of newborns infected by echovirus 11 reacted with VP 1 and VP 2/3 of echovirus 11 and also with VP 2 and VP 3 of poliovirus 2. Preabsorption experiments indicate that cross-reactive IgG antibodies react with epitopes of VP 1 not present on the surface of intact virus particles. The results from the immunoblot technique were compared to data from microneutralization tests and M-antibody capture radioimmunoassays.

Item Type:

Journal Article (Original Article)

Division/Institute:

04 Faculty of Medicine > Service Sector > Institute for Infectious Diseases

ISSN:

0022-1724

Publisher:

Cambridge University Press

Language:

English

Submitter:

Marceline Brodmann

Date Deposited:

30 Jul 2020 16:46

Last Modified:

30 Jul 2020 16:46

Publisher DOI:

10.1017/S0022172400062896

BORIS DOI:

10.7892/boris.115090

URI:

https://boris.unibe.ch/id/eprint/115090

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