heterophile

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heterophil

 [het´er-o-fil″]
1. a finely granular polymorphonuclear leukocyte represented by neutrophils in human, but characterized in other mammals by granules that have variable sizes and staining characteristics.
2. heterophilic (def. 1).
heterophil antibody a characteristic antibody found with infectious mononucleosis, demonstrated in 90 to 95 per cent of adolescents and adults and 50 per cent of children with the disease. It declines in titer after acute illness has resolved but may be detectable for up to 9 months after disease onset.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

het·er·o·phil

, heterophile (het'ĕr-ō-fil, -fīl),
1. Pertaining to heterogenetic or cross-reacting antigens occurring in different species or to antibodies directed against such antigens.
2. The neutrophilic leukocyte in humans; in some animals, the granules vary in size and staining reaction.
[hetero- + G. philos, fond]
Farlex Partner Medical Dictionary © Farlex 2012

het·er·o·phil

, heterophile (het'ĕr-ō-fil, -fīl)
1. The neutrophilic leukocyte.
2. Pertaining to heterogenetic antigens occurring in different species or to antibodies directed against such antigens.
[hetero- + G. philos, fond]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012