Topic_2_for_students - Topic 2 Pathways of Discovery in...

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Topic 2 Pathways of Discovery in Microbiology
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1.6 Historical Roots of Microbiology Robert Hooke (1635-1703) early microscopes allowed first description of microbes: fruiting structures of molds Figure 1.9
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Antonie van Leeuwenhoek (1632-1723) improvements in lens construction allowed first description of bacteria Figure 1.10 1.6 Historical Roots of Microbiology
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I then most always saw, with great wonder, that in the said  matter there were many very little living animalcules, very  prettily a-moving. -antonie van Leeuwenhoek
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Ferdinand Cohn (1828-1898) founded field of bacteriology discovered bacterial endospores 1.6 Historical Roots of Microbiology
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1.7 Spontaneous Generation Louis Pasteur (1822-1895) discovered that living organisms discriminate between optical isomers discovered biological nature of alcoholic fermentation disproved spontaneous generation and developed methods for controlling growth of microorganisms developed vaccines for anthrax, fowl cholera and rabies
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1860s: Spontaneous generation proposed as the source of microorganisms Figure 1.13 1.7 Spontaneous Generation
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Preventing dust from reaching liquid maintained sterility 1.7 Spontaneous Generation Figure 1.13
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Allowing dust to reach liquid produced turbidity disproved spontaneous generation 1.7 Spontaneous Generation Figure 1.13
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This note was uploaded on 01/24/2011 for the course BIOL 140 taught by Professor Cruise during the Spring '10 term at Lahore University of Management Sciences.

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Topic_2_for_students - Topic 2 Pathways of Discovery in...

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