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In 1884, German bacteriologist Robert Koch published four criteria for establishing causality between specific microorganisms and diseases, now known as Koch's postulates: The microorganism must be found in abundance in all organisms with the disease, but should not be found in healthy organisms.
May 22, 2024 · Germ theory, in medicine, the theory that certain diseases are caused by the invasion of the body by microorganisms. The French chemist and microbiologist Louis Pasteur, the English surgeon Joseph Lister, and the German physician Robert Koch are given much of the credit for development and acceptance of the theory.
- The Editors of Encyclopaedia Britannica
In the final decades of the 19th century, Koch conclusively established that a particular germ could cause a specific disease. He did this by experimentation with anthrax. Using a microscope, Koch examined the blood of cows that had died of anthrax.
- 2004
Learn about the history and development of germ theory, which states that specific microorganisms cause specific diseases. Explore the contributions of Robert Koch, Louis Pasteur, and others, and the impact of germ theory on medicine and public health.
May 23, 2024 · Robert Koch was a German physician and one of the founders of bacteriology. He discovered the anthrax disease cycle (1876) and the bacteria responsible for tuberculosis (1882) and cholera (1883). For his discoveries in regard to tuberculosis, he received the Nobel Prize for Physiology or Medicine.
- German physician Robert Koch was one of the founders of bacteriology. He discovered the anthrax disease cycle and the bacteria responsible for tube...
- Robert Koch developed four criteria to prove that a specific organism causes a disease: a specific microorganism is always associated with a given...
- German bacteriologist Robert Koch attended the University of Göttingen, where he studied medicine, graduating in 1866. He then became a physician i...
Learn about Robert Koch, one of the most influential bacteriologists in history, who proved that microorganisms cause anthrax, cholera, and tuberculosis. Explore his techniques, postulates, rivalries, and legacy in this curated feature from the Contagion exhibit.
Jul 24, 2023 · The germs involved included bacteria, viruses, fungi, protozoa, and prions. Louis Pasteur (1822-1895), a French chemist and microbiologist, and Robert Koch (1843-1910), a German physician and microbiologist, are credited with the discovery of the germ theory in the 1860s-1880s.
