Chapter 1

beefzoologistBiotechnology

Feb 21, 2013 (4 years and 3 months ago)

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1

Why Study Microbiology?


Ubiquity


Roles in disease




Presence everywhere






Biological roles


Food chain



Environmental element
recycling


Animal digestion


Cellulase



Food Microbiology


Fermented foods


2

Why Study Microbiology?


Pharmaceuticals


Vaccines/Antibiotics


Biotechnology


Bioremediation



Pathogenicity



Fundamental Biology

3

Microbes in Research


Simple structure




Large populations




Rapid growth rates

4

Microbe Types


Bacteria


Cell arrangements




Cell shapes




Prokaryotes




Algae


Eukaryotes


Metabolic grouping



Fungi


Eukaryotes


Cell numbers


Metabolism


Cell wall:


5


Microbe Types


Viruses


Acellular


Obligate intracellular



2 components



Protozoa


Eukaryotes


Cell numbers


Metabolism


6

Microbe Types


Animals


Eukaryotic


Helminths


Eggs




Arthropods


Vectors

7

Roles of Microbiologists


Biological Research




Pharmaceutical/Vaccines




Agricultural



8

Microbiology Settings


Universities




Commercial labs


Med/Veterinary



Environmental



Food



9

Microbiology Settings


Legal


Food safety



Water testing



Clinical



Public Health



10

Microbiology History


Plagues in History


Bubonic




Leprosy




“Great pox”

11

Microbiology History


Early Studies


Hooke




Van Leeuwenhoek





Linnaeus



12

Germ Theory vs. Spontaneous
Generation


Redi





Spallanzani






Pasteur


Swan
-
necked flask


13

Understanding Disease


Koch


Anthrax (postulates)



Culture techniques



Lister/Semmelweiss


14

Special Fields of Study


Immunology




Virology




Chemotherapy


Antibiotics





Synthetics


15

Special fields of Study


Genetics/Molecular Biology




Recombinant DNA technology


Genomics



Proteomics