Examples from the Web for antigen
At the time his PSA screening revealed only a slightly higher level of the antigen than the cut-off for his age group.Are PSA Screenings for Prostate Cancer Bad for Your Health?|Casey Schwartz|May 22, 2012|DAILY BEAST
Ford claims to have obtained proof that a glucoside contained in the poisonous mushroom Amanita phalloides can act as an antigen.The Organism as a Whole|Jacques Loeb
If amboceptors as antigen are injected into an animal there will be formed by the animals cells antiamboceptors.
It is evident that some sort of an antibody results from the first protein injected and that it is specific for its own antigen.
It is not apparent that the nature of the antigen would affect Ehrlichs theory of the formation of antibodies.
Three methods of injection of antigen were used in various combinations: intravenous, subcutaneous, and intraperitoneal.Myology and Serology of the Avian Family Fringillidae|William B. Stallcup