Across
- 2. Sabin The American physician who developed the oral polio vaccine (OPV) in the 1960s.
- 4. Polio Vaccine A polio vaccine made from live but weakened poliovirus, developed by Albert Sabin and taken orally.
- 7. Schedule A recommended set of vaccines given at specific ages to protect children from various diseases, including polio.
- 8. The ability of the body to resist or fight off infection, typically after vaccination or previous exposure to the pathogen.
- 11. Trial A large-scale experiment conducted to assess the effectiveness and safety of a vaccine in real-world conditions, often involving thousands of participants.
- 12. The complete and permanent reduction to zero of the worldwide incidence of a specific disease through deliberate efforts.
- 13. The clear liquid part of blood that is used in vaccines to carry antibodies or antigens.
- 14. Proteins produced by the immune system to neutralize or destroy pathogens like viruses or bacteria.
- 15. Eradication Initiative A worldwide effort, led by organizations such as the WHO and UNICEF, to eradicate polio by vaccinating every child.
- 17. Chain A system of storing and transporting vaccines at controlled temperatures to ensure they remain effective.
Down
- 1. A viral disease that can cause paralysis or death, primarily affecting children under five years old.
- 3. A biological preparation that provides active immunity to a specific infectious disease.
- 5. Safety The process and studies ensuring vaccines do not cause harm and are safe to administer.
- 6. Shedding The release of viruses from the body, which can happen when someone receives an oral vaccine and may spread the virus to others.
- 9. Polio Vaccine A polio vaccine made from killed (inactivated) poliovirus, developed by Jonas Salk and administered through injection.
- 10. Salk The American virologist who developed the first effective inactivated polio vaccine (IPV) in the 1950s.
- 16. Health Organization An international organization working to promote health worldwide, which has been crucial in the global fight to eradicate polio.
