idiotype
/ˈɪdiəˌtaɪp/
noun
- A set of unique characteristics (such as genetic or immunological markers) that define an individual or a specific group of cells.
- The scientist studied the idiotype of the antibody to understand how it targets viruses.
- Each person's immune system has a unique idiotype on its B cells.
- The idiotype of the tumor cells helped doctors choose the right treatment.