the word immunology in red letters on a blue background. the concept of the section of medicine dealing with the study of human

antigen background biological biology biotechnology blue care concept contagion defense disease fever health healthcare hematology hemorrhagic illness immune immunity immunization immunochemistry immunogenetics immunology immunopharmacology immunotherapy infection inscription lettering medic medical medication medicinal medicine modern occupation oncoimmunology organism professional protection protective red research science security sickness system therapy transplant treatment virus word