immunoblot
/ˈɪmjənoʊˌblɑt/
noun
- A laboratory technique used to detect specific proteins in a sample by using antibodies, often after separating the proteins by size.
- The lab manual explained how to perform an immunoblot to identify a specific enzyme.
- Immunoblot is commonly used in HIV testing to verify initial positive results.
- The scientist used an immunoblot to confirm the presence of the viral protein in the cell extract.