Scientist Flashcards
Zaccharias Janssen and his son Hans:
Dutch spectacle makers who invented the microscope
Leeuwenhoek (17th century):
FATHER of microbiology. First to observe and describe microorganisms with an early microscope.
Hooke:
Discovered “cell” in cork slices
Schwann and Schleiden:
Cofounded basic cell theory:
1. Organisms are composed of one or more cells
2. Cells are the basic unit of all life.
Virchow:
Contributed to cell theory: 3. All cells arise form preexisting cells (biogenesis)
Bassi:
Showed that fungus caused a disease in silkworms –> Germ theory of disease
Louis Pasteur (5)
- Swan-neck flask experiment
- Vaccines for anthrax, rabies, and chicken cholera
- Discovery of endospores
- Industrial Microbio and Microbial ecology (wine)
- Pasteurization
Tyndall: (2)
Discovered that dust carries microorganisms.
Lister: (3)
- Listeria named after him
- Developed a system of sterile surgery
- Developed Listerine mouthwash
Koch: (2)
- Nobel prize for the discovery of the cause of tuberculosis
- Agar plates
Koch’s Postulates (1800s): (4)
- Organism are in animals with diseases and not present in healthy animals
- Organisms must be grown in a pure culture
- When inoculated into a healthy animal, the animal must develop symptoms
- The organism must be re-isolated from the infected animal to prove its the same isolate
Jenner:
Father of Immunology. Invented variolation to protect individuals from smallpox –> vaccines
Alexander Fleming:
- 1927, accidentally discovered penicillin