Across
- 6. A type of lymphocyte not directly involved with the production of antibodies
- 7. Proteins that bind with particular antigens and play a role in either destroying them or rendering themselves harmless
- 8. Only effective for one specific antigen
Down
- 1. White blood cells from which plasma cells are produced
- 2. White blood cells that engulf foreign particles
- 3. Cells that produce antibodies
- 4. Disease causing organism
- 5. any foreign substance that stimulates an immune response