🦠microbiology review

Pasteur

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

Louis Pasteur was a pioneering French microbiologist and chemist renowned for his discoveries in the principles of vaccination, microbial fermentation, and pasteurization. His work laid the foundation for modern microbiology and helped disprove the theory of spontaneous generation.

5 Must Know Facts For Your Next Test

  1. Louis Pasteur developed the process of pasteurization to prevent microbial contamination in beverages.
  2. He designed experiments that provided evidence against spontaneous generation, supporting biogenesis instead.
  3. Pasteur created the first vaccines for rabies and anthrax.
  4. His germ theory of disease was pivotal in understanding infections and leading to antiseptic techniques.
  5. Pasteur's work demonstrated that microorganisms were responsible for fermentation, not chemical reactions.

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