biological response modifier

تغيير دهنده واکنش بيولوژیکی
  

[by-o-LAHJ-i-kul]
Treatment to stimulate or restore the ability of the immune system to fight infections and other diseases. Also used to lessen certain side effects that may be caused by cancer treatment. Also called immunotherapy, biotherapy, or biological therapy. 

an immunomodulator; an agent (e.g., cytokine, thymic hormone) that enhances or restores immune function.