Majors Yanhua Chen, Lane Czura, Tommy Kinzer, and Joe Tortora.
TORTORA • FUNKE • CASE Microbiology - The Ireland...
Transcript of TORTORA • FUNKE • CASE Microbiology - The Ireland...
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
PowerPoint® Lecture Slide Presentation prepared by Christine L. Case
MicrobiologyB.E Pruitt & Jane J. Stein
AN INTRODUCTIONEIGHTH EDITION
TORTORA • FUNKE • CASE
Chapter 1, Part AThe Microbial World And You
Modified by John Ireland (2006)
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Microorganisms:
Images obtained from:
www.gourmetsleuth.com, www.answers.com, www.nma.nl, www.umbi.umd.edu, www.infectiousdiseasenews.com
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Microorganisms:
Figure 1.1
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The First Observations
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
The Theory of Biogenesis
Figure 1.3
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The Golden Age of Microbiology
• 1857-1914
• Beginning with Pasteur’s work, discoveries included the relationship between microbes and disease, immunity, and antimicrobial drugs
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Emerging Infectious Diseases
• West Nile encephalitis
• West Nile Virus
• First diagnosed in the West Nile region of Uganda in 1937.
• Appeared in New York City in 1999.
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Emerging Infectious Diseases
• Bovine Spongiform Encephalopathy
• Prion
• Also causes Creutzfeldt-Jakob disease (CJD)
• New-variant CJD in humans related to cattle fed sheep offal for protein.
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Emerging Infectious Diseases
• Ebola hemorrhagic fever
• Ebola virus
• Causes fever, hemorrhaging, and blood clotting
• First identified near Ebola River, Congo
• Outbreak every few years
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Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings
Emerging Infectious Diseases
• Anthrax
• Bacillus anthracis
• In 1877, Koch proved B. anthracis causes anthrax.
• Veterinarians and agricultural workers are at risk of cutaneous anthrax.
• In 2001, dissemination of B. anthracis via mail infected 22 people.