insulin antagonist

in·su·lin an·tag·o·nist

substances in the β- and γ-globulin or the β1-lipoprotein fractions of serum that may induce a functional insulin deficiency; may include nonprecipitating antibodies against nonhuman insulin.

in·su·lin an·tag·o·nist

(insŭ-lin an-tagŏ-nist) Substances that may induce a functional insulin deficiency; may include nonprecipitating antibodies against nonhuman insulin.