streptavidin


strep·ta·vi·din

(strep'ta-vī'din), A bacterial protein used as a probe in immunologic assays because of its strong affinity and specificity for biotin; streptavidin is used as a bridge to link a chromogen to a biotinylated substrate specific for the substance of interest. [streptococcus + avidin]

strep·ta·vi·din

(strep-tav'i-din) A bacterial protein used as a probe in immunologic assays because of its strong affinity and specificity for biotin; used as a bridge to link a chromogen to a biotinylated substrate specific for the substance of interest. [streptococcus + avidin]