antigen (n.)

• agglutinin
• allergen
• antibody
• antiserum
• antitoxin
• antivenin
• blood
• bloodmobile
• bloodstream
• circulation
• erythrocyte
• globulin
• gore
• grume
• hematics
• hematologist
• hematology
• hemoglobin
• humor
• ichor
• immunity
• immunization
• interferon
• isoantibody
• leukocyte
• lifeblood
• neutrophil
• opsonin
• phagocyte
• plasma
• precipitin
• resistance
• serum