realized in realized in is_specified_output_of is_specified_output_of has function processed material vaccine MeSH: D014612 YH, BP, BS, MC, LC, XZ, RS a role that inheres in a prepared material entity that is designed to induce protection or treament for a diease or infection in vivo. A vaccine is a processed material with the function that when administered, it prevents or ameliorates a disorder in a target organism by inducing or modifying adaptive immune responses specific to the antigens in the vaccine. Many vaccines are developed to protect against infectious pathogens that causes infectious diseases. Many vaccines are also being developed against other diseases such as cancer, allergy, and autoimmune diseases. vaccine function vaccine immunization vaccine preparation