antilymphocyte serum

[ ăn′tē-lĭmfə-sīt′, ăn′tī- ]


The globulin fraction of serum from a horse or another animal, usually used in conjunction with other immunosuppressive agents to suppress rejection of grafts or organ transplants.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.