| Answer | Crossword Clue |
|---|---|
| haptene | a substance similar to an antigen, also HAPTEN |
| haptens | HAPTEN, a substance similar to an antigen, also HAPTENE |
| haptenes | HAPTENE, a substance similar to an antigen, also HAPTEN |
| hapten | a substance similar to an antigen, also HAPTENE |
| synthetic | artificially produced but of similar nature to, not a mere substitute for, the natural product also SYNTHETICAL / a synthetic substance |
| antigens | any substance (as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (as a protein) and that is capable of binding with a product (as an antibody or T cell) of the immune response |
