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Enzyme-linked immunosorbent assay method for detection of cytomegalovirus strain-specific antibody responses
Zdenek Novak1, Shannon A Ross, Raj Kumar Patro
1Department of Pediatrics, The University of Alabama at Birmingham, Birmingham, Alabama 35233, USA. zdnovak@peds.uab.edu
Insights
Detecting cytomegalovirus (CMV) strain-specific antibodies is challenging. A new enzyme-linked immunosorbent assay reliably detects antibodies to CMV glycoproteins H and B, aiding in identifying CMV reinfections.
Area of Science:
- Virology
- Immunology
- Diagnostic Assay Development
Background:
- Accurate detection of cytomegalovirus (CMV) strain-specific serological responses is currently limited.
- Existing methods lack the reliability needed for differentiating CMV strains and identifying reinfections.
Purpose of the Study:
- To develop and validate a simple, reliable enzyme-linked immunosorbent assay (ELISA) for detecting antibodies against polymorphic epitopes of CMV envelope glycoproteins H and B.
- To assess the utility of this assay in identifying CMV strain-specific serological responses and detecting CMV reinfections.
Main Methods:
- Development of a novel enzyme-linked immunosorbent assay (ELISA).
- The assay targets antibodies against polymorphic epitopes on CMV glycoproteins H and B.
- Validation of the assay for detecting serological responses to different CMV strains.
Main Results:
- The developed ELISA method is demonstrated to be simple and reliable.
- The assay successfully detects antibodies against polymorphic epitopes of CMV glycoproteins H and B.
- The method shows utility in identifying serological responses to specific CMV strains.
Conclusions:
- A reliable ELISA method for detecting CMV strain-specific antibodies has been established.
- This assay facilitates the identification of serological responses to CMV and the detection of CMV reinfections.
- The developed assay addresses a critical need in CMV diagnostics.
Abstract:
Reliable methods for the detection of cytomegalovirus (CMV) strain-specific serological responses are lacking. We describe a simple and reliable enzyme-linked immunosorbent assay method developed to detect antibodies against the polymorphic epitopes within the two envelope glycoproteins of CMV, glycoproteins H and B. This assay is useful for the detection of serologic responses to CMV strains and the identification of CMV reinfections.
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Enzyme-Linked Immunosorbent Assay
There are many different types of ELISAs, but they all involve an antibody molecule whose constant region binds an enzyme, leaving the variable region free to bind its specific antigen. Enzyme-substrate reaction allows the antigen to be visualized or quantified.

