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Host-Microbe Interactions and Pathogenesis: Study Notes

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Importance of Microorganisms

  • Environmental Benefits of Microorganisms
    04:27
  • Importance of Microorganisms
    01:25
  • Microorganisms as Research Tools
    03:48

Introduction to Viruses

  • General Structure of Viruses
    04:47
  • Three Common Shapes of Viruses
    03:19
  • Enveloped vs. Non-Enveloped Viruses
    05:09

Introduction to Pathogenic Toxins

  • Introduction to Pathogenic Toxins
    03:40

Exotoxins Cause Damage to the Host

  • 1) A-B Toxins
    04:44
  • Types of Exotoxins
    03:30
  • 3) Superantigens
    03:59

Endotoxin Causes Damage to the Host

  • Endotoxin
    02:46
  • Lipid A Causes Septic Shock
    03:24

Stages of Infectious Disease Progression

  • Stages of Infectious Disease Progression
    05:36
  • Chronic & Latent Infection Disease Progression
    05:14

Pili

  • Sex Pilus
    03:29
  • Cell Motility by Pili
    02:59
  • Pili
    01:02

Introduction to Avoiding Host Defense Mechanisms

  • Introduction to Avoiding Host Defense Mechanisms
    01:59

1) Hide Within Host Cells

  • Hide Within Host Cells
    01:50

2) Avoiding Phagocytosis

  • Pathogen Use Capsules & M Proteins to Avoid Opsonization
    05:25
  • Pathogens Avoid Encounter with Phagocytes
    05:13
  • Pathogens Use Fc Receptors to Prevent Opsonization
    03:48

3) Surviving Inside Phagocytic Cells

  • Surviving Inside Phagocytic Cells
    04:18

Introduction to Epidemiology

  • Introduction to Epidemiology Example 1
    01:48
  • Introduction to Epidemiology Example 2
    05:15
  • Mortality & Case-Fatality Rates
    02:28

Bacterial Pathogenesis

  • Intro to Bacterial Pathogenesis
    02:35
  • 1) Exposure to Pathogen
    03:27
  • 3) Invasion into Host Tissues
    05:38

Healthcare-Associated Infections

  • Risk Factors Contributing to HAIs
    02:45
  • Healthcare-Associated Infections
    01:33
  • Preventing HAIs
    01:59

Introduction to Chain of Infection

  • Map of the Lesson on Chain of Infection
    00:46
  • Introduction to Chain of Infection
    03:15

Reservoirs of Infection

  • Human Reservoirs: Carriers of Disease
    03:12
  • Reservoirs of Infection
    00:51
  • Non-Human Reservoirs
    02:36

Disease Transmission

  • Disease Transmission
    01:24
  • Vertical vs. Horizontal Disease Transmission
    02:32