Who invented the vaccine against small pox?

The correct answer is Edward Jenner.

Key Points

• Edward Jenner invented the smallpox vaccine in 1796
• Known as the "Father of Immunology" for his groundbreaking work
• Used cowpox virus to create immunity against smallpox
• Published his findings in 1798 after successful experiments
• His method became the foundation for modern vaccination

Additional Information

• Robert Koch:
  • German physician and microbiologist
  • Founded modern bacteriology in the late 19th century
  • Discovered causative agents of tuberculosis and cholera
  • Developed Koch's postulates for identifying pathogens
  • Won Nobel Prize in Physiology or Medicine in 1905
• Jonas Salk:
  • American virologist who developed polio vaccine in 1955
  • Created first successful inactivated polio vaccine (IPV)
  • Refused to patent his vaccine to maximize global access
  • Later established Salk Institute for Biological Studies
  • Worked primarily in mid-20th century, long after smallpox vaccine
• Louis Pasteur:
  • French chemist who pioneered pasteurization
  • Developed rabies vaccine in 1885
  • Created first laboratory-made vaccines using attenuated strains
  • Founded the Pasteur Institute in Paris
  • Coined the term "vaccination" in honor of Jenner's work