Microbiology Test # 1
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Created by:
bribri9246 on March 9, 2011
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Description:
History of Microbiology
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16 terms
Italian | English |
|---|---|
 Bacon | philosopher.. said diseases result from punishment from the Gods |
| Robert Hooke | -developed true lens -4000x magnification - coined the term "cell" from looking at cork tissue |
| Van-Leeuwenhoek | -Father of microbiology - developed first true microscope ( 400x) - looked at pond water, first look at microbial world |
| Spontaneous Generation Theory | Living things arise spontaneously from nonliving materials when acted upon by special vital forces |
| Francisco Redi | -helped disprove the theory of spontaneous generation - meat experiment, meat doesnt form maggots |
| John Needham | -Heated broth in sealed flasks.When the broth became cloudy with microrganisms, he mistakenly concluded that they developed spontaneously from the broth -supported spontaneous generation theory |
| Spallanzani | -Person who heated nutrients after being sealed, no microbes grew.. -disproved spontaneous generation theory |
| Louis Pasteur | -removed spontaneous generation theory -ubiquity of microbes -aseptic/sterile techniques -Bio-genesis- life from life -Experiment with S-shaped curve flask, microbes did not form in broth -Father of Modern Microbiology |
| John Tyndell | -Tyndellization- method of sterilization -process: boil sol. for 1 hour for 3 consecutive days |
| some bacteria can exist in two forms | -vegetative cells: heat sensitive -spores: heat resistant |
| Bassi | proved that diseases in silkworms was caused by a fungus |
| Louis Pasteur | -silk worm disease- protozoans |
| John Lister | English doctor who soaked surgical instruments in a disinfectant | Rate of infection went down | * Applied germ theory of disease to surgery |
| Semmelweis | -Person who advocated hand-washing to prevention transmission from one patient to another -child birth fever |
| Robert Koch | -proved that bacteria can cause disease -Bacillus (anthacis)- anthrax I skin infection |
| Koch's Postulate | 1) microbes are isolated from diseased or dead animal 2) grown in a pure culture 3) identified under a microscope 4) inject into lab rat 5) disease is reproduced in lab animal 6) isolate organism-- grow in pure culture 7) identify under a microscope |
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