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For more information, please see full course syllabus of Microbiology
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Present Day Importance of Microbiology

  • Gut Microbiome
    • Healthy gut micro-environment
    • Comparison to other micro-environments
  • Antibiotic Resistance
    • Evolutionary theory of antibiotic resistance
    • Spread of antibiotic resistance
    • Causes of Antibiotic Resistance
      • Multiple prescribed antibiotics
      • Unnecessary use
      • Ease of obtaining antibiotics
      • Antibiotic use in animal feed

Present Day Importance of Microbiology

Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.

  1. Intro
    • Two Important Topic Area in Microbiology
      • Gut Microbiome
      • Functional Comparison of the Gut Microbiome with Other Sequenced Microbiomes
        • Genes and Microbiome
        • Link to Microbiome and Health
          • Antibiotic Resistance
          • Theory of Evolution
          • Link to Theory of Evolution
            • Natural Selection
            • Antibiotic Resistant Bacteria
            • Evolution of Resistant Bacteria
              • Evolution of Resistance
              • Antibiotic Resistant Bacteria
              • Spread of Antibiotic Resistance
                • Selection of Resistant Bacteria by Overuse and Misuse of Antibiotics
                  • Multiple Antibiotics
                    • Antibiotics Used Unnecessarily
                    • Ease of Obtaining Antibiotics
                    • Use in Animal Feed
                    • Tutorial on Antibiotic Resistance
                      • Example 1
                        • Example 2
                          • Intro 0:00
                          • Two Important Topic Area in Microbiology 0:41
                          • Gut Microbiome 1:21
                            • A Forgotten Organ
                            • Colonization of the Gut Begins at Birth
                            • Factors That Alter the Relationship
                            • Pathologic Inflammation
                            • Commensal Species
                            • Pathobionts
                          • Functional Comparison of the Gut Microbiome with Other Sequenced Microbiomes 10:38
                          • Genes and Microbiome 11:34
                            • Vitamin K Example
                            • Escherichia Coli
                            • Genomes of the Bacteria and Viruses of the Human Gut Encode 3.3 Million Genes
                          • Link to Microbiome and Health 14:57
                          • Antibiotic Resistance 15:42
                            • Natural Selection, Survival of the Fittest, Adaptation
                          • Theory of Evolution 17:07
                            • Origin of Species
                            • Darwin Came Up with Theory
                          • Link to Theory of Evolution 18:01
                          • Natural Selection 19:03
                            • Natural Selection
                            • Adaptive Trait
                          • Antibiotic Resistant Bacteria 19:49
                            • Two Week Course of Antibiotics
                            • Antibiotic Resistant Strains Found in Hospitals and Schools
                          • Evolution of Resistant Bacteria 22:01
                          • Evolution of Resistance 24:06
                            • Natural Selection
                            • Some Bacteria Transfers the Resistant Genes to Other Bacteria Who Don't Have It
                            • It Reproduces and Soon Populates an Antibiotic Resistant Infection
                          • Antibiotic Resistant Bacteria 25:30
                            • Acquired Resistance
                            • Resistance Develops by Mutation of Resident or by Acquisition of New Genes
                            • Flourish in Areas of High Antimicrobial Use
                          • Spread of Antibiotic Resistance 27:19
                          • Selection of Resistant Bacteria by Overuse and Misuse of Antibiotics 29:02
                          • Multiple Antibiotics 29:46
                          • Antibiotics Used Unnecessarily 30:35
                            • Bacterial and Viral Pneumonia
                            • Indiscriminant Use of Antibiotic
                            • Unnecessary Antibiotics Can Promote Resistant Bacteria
                            • Future Antibiotics May Lose Effectiveness
                          • Ease of Obtaining Antibiotics 33:11
                            • Over the Counter
                            • Encourages Indiscriminant and Inappropriate Use of Antibiotics
                          • Use in Animal Feed 34:26
                            • Prevent Infections and Promote Growth
                            • Animals Can Develop Resistance Also
                          • Tutorial on Antibiotic Resistance 36:05
                          • Example 1 36:32
                          • Example 2 39:30