This schedule is subject to change as the semester progresses; click on the title of any posted Topic or Module to go to that web page.

Section Topics Modules Date

Introduction Course Overview
Chapter 1 of the textbook
Course Overview Jan 09

Context & Historical Baggage

Chapter 2 of the textbook
What is Microbial Diversity?
The fundamental similarity of all living things

The evolution of evolutionary thought Jan 11
Taxonomy and phylogeny
The false eukaryote/prokaryote dichotomy

    Discussion session : A second Tasmanian Devil transmissible cancer Jan 13
    Martin Luther King Day - NO CLASS Jan 16

Phylogenetic analysis How to do a phylogenetic analysis

Chapters 3 and 4 of the textbook
Step 1: Deciding on sequences for analysis Jan 18
  Step 2 : Obtaining the sequence data
  Step 3 : Identifying homologous residues
Alignment problem set
  Discussion session : Rob Knight - How our microbiomes make us what we are Jan 20
  Step 4 : Tree-construction
Tree construction problem set
Jan 23
  Step 5 : Interpreting the phylogenetic tree
Tree interpretation problem set

Chapters 5 and 6 of the textbook
Alternative substitution models Jan 25
  Alternative treeing algorithms
  Discussion session : Measles vaccine mystery solved? Jan 27
  Alternatives to ssu-rRNA Jan 30
  Other methods for identification
  Example analysis : ES-2
  What does this all mean?

Chapter 7 of the textbook
A review of "The Big Tree" Feb 01
    Rooting the Universal Tree  
    The caveat - horizontal transfer  
    Discussion session : Phylogenetic Analysis problems sets Feb 03
Reprise What is Microbial Diversity? Feb 06
The fundamental similarity of all living things

Midterm Exam #1 Traditional students (section 001) - take the exam at the usual class time and place
DE/online students (section 601) - take the exam in the DELTA Testing Center
Feb 08
Feb 08/10

    Discussion session : The Hot Springs of Yellowstone National Park Feb 10

The Bacteria Primitive Thermophilic Bacteria

Chapter 8 of the textbook
Phylum Aquificae (Aquifex and relatives) Feb 13
Phylum Thermotogae (Thermotoga and relatives)
Other primitive thermophiles
Thermophilic ancestry of Bacteria
Life at high temperatures

Green Phototrophic Bacteria

Chapter 9 of the textbook
Phylum Chloroflexi (Green non-sulfur Bacteria) Feb 15
Phylum Chlorobi (Green sulfur Bacteria)
Phylum Cyanobacteria (Blue-green algae)
Other Green phototrophs
Bacterial photosynthesis
Carbon fixation

  Discussion session : Pelagibacter ubique Feb 17


Chapter 10 of the textbook
Class α-proteobacteria Feb 20
Class β-proteobacteria
Class γ-proteobacteria
Class δ-proteobacteria
Class ε-proteobacteria
The concept of Proteobacteria

Gram-positive Bacteria

Chapter 11 of the textbook
Phylum Firmicutes (Low G+C Gram-positive Bacteria) Feb 22
Phylum Actinobacteria (high G+C Gram-positive Bacteria)
Bacterial Development
Bacterial Multicellularity

Discussion session : Nanobacteria, Fact or Fiction? Feb 24

Spirochaetes & Bacteroids

Chapter 12 of the textbook
Phylum Spirochaetes Feb 27
Phylum Bacteroids (Sphingobacteria, or Bacteroides/Flavobacterium/Cytophaga)
Bacterial Motility

Deincocci, Chlamydia & Planctomycetes

Chapter 13 of the textbook
Phylum Deinococci (Deinococcus/Thermus) Mar 01
Phylum Chlamydiae (Chlamydia and relatives)
Phylum Planctomycetes (Planctomyces & relatives)
Reductive evolution in parasites

Discussion session : CANCELED! Mar 03

Spring Break - No class Mar 06
Mar 08
Mar 10

Bacterial phyla with few or no cultivated species

Chapter 14 of the textbook
Phyla with few cultivated species Mar 13
Phyla with no cultivated species
Phylogenetic groups at all levels are dominated by uncultivated sequences
How much of the microbial world do we know about?


Chapter 16 of the textbook
Unikonts Mar 15

Discussion session : Vision in cyanobacteria : NO IN-CLASS MEETING Mar 17

  Dr. Brown is out of town Mar 20/22

  Discussion session : Black widow venom gene in a bacteriophage : NO IN-CLASS MEETING Mar 24


Chapter 15 of the textbook
Phylum Euryarchaea Mar 27
Phylum Nanoarchaeum
Phylum Crenarchaea
Phylum Korarchaea
Archaea as...

Viruses & Prions

Chapter 17 of the textbook
The origin of viruses Mar 29

    Discussion session : Plagues aren't what they used to be Mar 31

Microbial Populations

The identifications of uncultivable organisms

Chapter 18 of the textbook

Determining the phylotype of the Octopus Spring pink filaments organism Apr 03
Cultivation and isolation of the pink filaments organism, Thermocrinus ruber

Midterm Exam #2 Traditional students (section 001) - take the exam at the usual class time and place
DE/online students (section 601) - take the exam in the DELTA Testing Center
Apr 05
Apr 05/07
Discussion session : The new tree of life? Apr 07

Sequence-based microbial surveys

Chapter 19 of the textbook
Molecular phylogenetic analysis of bacterial symbionts of the deep-sea hydrothermal vent scaly snail Apr 10
The Human Microbiome Apr 12

Spring Holiday - NO CLASS Apr 14

Molecular fingerprinting of microbial populations

Chapter 21 of the textbook
Denaturing Gradient Gel Electrophoresis Apr 17
Oral microbial profiles

Linking phylotype and phenotype

Chapter 22 of the textbook
Stable Isotope Probing Apr 19
Identification of ciliate grazers of autotrophic Bacteria in ammonia-oxidizing activated sludge by RNA stable isotope probing

Discussion session : The Human Microbial Hand-ome Apr 21

Metagenomics Apr 24
Evidence for a new type of phototrophy in the sea


Chapter 24 of the textbook
The time scale A 3.2 billion year old fossilized ecoystem Apr 26
The Last Common Ancestor
The RNA World
The emergence of Life

Discussion session : Microbiome Class Project Apr 28

Final Exam Traditional students (section 001) - take the exam at 8:00AM-11:00AM
DE/online students (section 601) - take the exam in the DELTA Testing Center
May 05
May 01/05