monospecific

/M AA0 N AH0 S P AH0 S IH1 F IH0 K/
adjective
  1. 1

    (Of a genus) containing only one known species.

  2. 2

    (Of a group of antibodies) with affinity for the same antigen.

Source: https://en.wiktionary.org/wiki/monospecific