1. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings PowerPoint ® Lecture Slide Presentation prepared by Christine L. Case Microbiology B.E Pruitt & Jane J. Stein AN INTRODUCTION EIGHTH EDITION TORTORA FUNKE CASE Chapter 11, part A The Prokaryotes: Domains Bacteria and Archaea

2. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The Prokaryotes: Domains Bacteria and Archaea One circular chromosome, not in a membrane No histones No organelles Peptidoglycan cell walls Binary fission

3. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Proteobacteria Mythical Greek god, Proteus, who could assume many shapes Gram- negative Domain Bacteria

4. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Human pathogens: Bartonella B. henselaCat-scratch disease BrucellaBrucellosis The  (alpha) Proteobacteria

5. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Obligate intracellular parasites: Ehrlichia. Tick-borne, ehrlichiosis Rickettsia. Arthropod-borne, spotted fevers R. prowazekiiEpidemic typhus R. typhiEndemic murine typhus R. rickettsiiRocky Mountain Spotted Fever The  (alpha) Proteobacteria

6. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (alpha) Proteobacteria Figure 11.1

7. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Wolbachia. Live in insects and other animals The  (alpha) Proteobacteria

8. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Have prosthecae: Caulobacter. Stalked bacteria found in lakes Hyphomicrobium. Budding bacteria found in lakes The  (alpha) Proteobacteria Figure 11.2 & 3

9. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Plant pathogen: Agrobacterium. Insert a plasmid into plant cells, inducing a tumor The  (alpha) Proteobacteria Figure 9.17

10. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Chemoautotrophic: Oxidize nitrogen for energy Fix CO 2 Nitrobacter. NH 3 +  NO 2 – Nitrosomonas. NO 2 –  NO 3 – The  (alpha) Proteobacteria

11. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Nitrogen-fixing bacteria: Azospirillum Grow in soil, using nutrients excreted by plants Fix nitrogen Rhizobium Fix nitrogen in the roots of plants The  (alpha) Proteobacteria Figure 27.5

12. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Produce acetic acid from ethyl alcohol: Acetobacter Gluconobacter The  (alpha) Proteobacteria

13. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (beta) Proteobacteria

14. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Thiobacillus Chemoautotrophic, oxidize sulfur: H 2 S  SO 4 2– Sphaerotilus Chemoheterotophic, form sheaths The  (beta) Proteobacteria Figure 11.5

15. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Neisseria Chemoheterotrophic, cocci N. meningitidis N. gonorrhoeae Spirillum Chemoheterotrophic, helical The  (beta) Proteobacteria Figure 11.4 & 6

16. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Bordetella Chemoheterotrophic, rods B. pertussis Burkholderia. Nosocomial infections Zoogloea. Slimy masses in aerobic sewage-treatment processes The  (beta) Proteobacteria

17. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (gamma) Proteobacteria

18. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Pseudomonadales: Pseudomonas Opportunistic pathogens Metabolically diverse Polar flagella Azotobacter and Azomonas.Nitrogen fixing Moraxella.Conjunctivitis The  (gamma) Proteobacteria Figure 11.7

19. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Legionellales: Legionella Found in streams, warm-water pipes, cooling towers L. pneumophilia Coxiella Q fever transmitted via aerosols or milk The  (gamma) Proteobacteria Figure 24.15b

20. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Vibrionales: Found in coastal water Vibrio cholerae causes cholera V. parahaemolyticus causes gastroenteritis The  (gamma) Proteobacteria Figure 11.8

21. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (gamma) Proteobacteria Enterobacteriales (enterics): Peritrichous flagella, facultatively anaerobic Enterobacter Erwinia Escherichia Klebsiella Proteus Salmonella Serratia Shigella Yersinia The  (gamma) Proteobacteria

22. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (gamma) Proteobacteria Figure 11.9a, b

23. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Pasteurellales: Pasteurella Cause pneumonia and septicemia Haemophilus Require X (heme) and V (NAD +, NADP + ) factors The  (gamma) Proteobacteria

24. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Beggiatoa Chemoautotrophic, oxidize H 2 S to S 0 for energy Francisella Chemoheterotrophic, tularemia The  (gamma) Proteobacteria

25. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (delta) Proteobacteria

26. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Bdellovibrio. Prey on other bacteria Desulfovibrionales. Use S instead of O 2 as final electron acceptor Myxococcales. Gliding. Cells aggregate to form myxospores The  (delta) Proteobacteria

27. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (delta) Proteobacteria Figure 11.10a

28. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (delta) Proteobacteria Figure 11.1b

29. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings The  (epsilon) Proteobacteria

30. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Campylobacter One polar flagellum Gastroenteritis The  (epsilon) Proteobacteria Figure 11.1a

31. Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Helicobacter Multiple flagella Peptic ulcers Stomach cancer The  (epsilon) Proteobacteria Figure 11.1b