n. (Biochemistry) electrophoresis to separate antigens and antibodies. [ WordNet 1.5 ]
n. any substance that produces immunity when introduced into the body. [ WordNet 1.5 ]
pos>n.
a. Of or pertaining to immunology. [ PJC ]
n. The science which studies the immune system, the processes of immunity, and the nature of the immune response, and techniques of analysis which use the immune response. [ WordNet 1.5 ]