history of microbiology Flashcards
Who is Antonie van Leeuwenhoek?
(1632-1723) Netherlands
‘The father of Microbiology’
He created a leans powerful enough to see microscopic organisms (200 x magnification).
He was the first person to discover bacteria on water
Who is Louis Pasteur?
91822-1895) France
Developed ‘Germ Theory’
Found that liquids such as beer and milk went off due to the rapid growth of prokaryotes. He then experimented to find out that heating the liquid will kill off those bacteria- a process now known ad ‘pasteurising’
Who is Robert Koch?
(1843-1919) Germany
‘The founder of Modern Bacteriology’
Proved that Anthrax was caused by the bacterium Bacillus anthracis
Who is Joseph Lister?
(1827-1912) England
Introduced the high levels of cleanliness to surgical theatres and procedures
Focused on using one of Pasteurs proposed techniques of exposing wounds to chemicals. He used phenol (carbolic acid) soaked rags to cover wounds during surgeries, which vastly reduced infection rates.
Who is Alexander Fleming?
(1881-1955) Scotland
physician, microbiologist, and pharmacologist. His best-known discoveries are the enzyme lysozyme in 1923 and the world’s first antibiotic substance benzylpenicillin (Penicillin G) from the mould Penicillium notatum in 1928
Who discovered the structure of DNA?
Watson, Crick, Wilkins and Franklin, (1962)
Discovered the double helix structure of DNA
