heterocytotropic antibody

het·er·o·cy·to·trop·ic an·ti·bod·y

a cytotropic antibody (chiefly of the IgG class) similar in activity to homocytotropic antibody, but having an affinity for cells of a different species rather than for cells of the same or a closely related species.

heterocytotropic antibody

[-sī′tətrop′ik]
an antibody of immunoglobulin class E that has a greater affinity for antigens when fixed to mast cells of a different species than to those of the antibody producer.

het·er·o·cy·to·tro·pic an·ti·bod·y

(het'ĕr-ō-sī'tō-trō'pik an'ti-bod-ē)
A cytotropic antibody (chiefly of the IgG class) similar in activity to homocytotropic antibody, but having an affinity for cells of a different species rather than for cells of the same or a closely related species.
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