Challanged the theory of spontaneous generation. He left meat in 6 flaske, some covered and some open to the air. In the end the sealed flasked contained no maggots.
English clergy person who tested the theory of spontanious generation by boiling chicken broth.
Disproved spontanious generation with his S shaped glass during a contest.
Introduced the theory of biogenesis, said living cells can only come from other living cells. Father of modern Pathology.
Created Vaccination. Used cowpox to prevent the contamination and spreading of smallpox
Used a compound microscope to see "little boxes" or cells
Anton Van Leeuwenhock
Father of Microbiology. Using his handcrafted microscopes, he was the first to observe and describe single celled organisms, which he originally referred to as animalcules, and which we now refer to as micro-organisms
founded Phenol and Carbolic acid
Dicovered excistance of Rod shaped bacteria (bacillus Anthracis)
1. Micro. must be present in every case of disease
2. Micro. must be isolated from the host with the disease and grown in pure culture
3. specific disease must be reproduced when a pure culture of the micro is inoculated into a healthy susceptible host
4. micro. must be recoverable from the experimentally infected host.
Found the cure for syphilis after the 914th drug test
Discovered the first antibiotic. Penicillin