Vaccine - A biological preparation that improves the immune system’s ability to recognize and destroy harmful infectious agents.⏎
Universal Flu Vaccine - A vaccine that is effective against all forms of the influenza virus.⏎
Virus - An infectious agent that is only capable of replicating itself inside the living cells of other organisms.⏎
Zoonoses - Any disease that can be transmitted from vertebrate animals to humans.⏎
Sterilization - The process of destroying all forms of life, including infectious agents, from a surface, fluid, or biological medium with the use of heat, chemicals, irradiation, high pressure, filtration, or some combination of these methods.⏎