from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun immunology A very small
beadcoated with an antigen(or antibody) that forms aggregatesin the presence of the appropriate antibody(or antigen)
from Wiktionary, Creative Commons Attribution/Share-Alike License
immuno- + bead
Two valid antisperm antibody tests—the immunobead assay and the mixed antiglobulin reaction test—measure the binding of antibodies to the surface of living sperm.