The Polio Vaccine

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