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The Prokaryotes 11b: Gram- Negative Bacteria

The Prokaryotes 11b: Gram- Negative Bacteria. P: Aquificae Aquifex. P: Deinococcus-Thermus. Deinococcus radiodurans. TEM. Thermus aquaticus = “Taq”. P: Chloroflexi = green non-sulfur bacteria Chloroflexus. P: Chlorobi = green sulfur bacteria Chlorobium. P: Cyanobacteria.

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The Prokaryotes 11b: Gram- Negative Bacteria

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  1. The Prokaryotes 11b: Gram- Negative Bacteria

  2. P: Aquificae Aquifex

  3. P: Deinococcus-Thermus Deinococcus radiodurans TEM Thermus aquaticus = “Taq”

  4. P: Chloroflexi = green non-sulfur bacteria Chloroflexus P: Chlorobi = green sulfur bacteria Chlorobium

  5. P: Cyanobacteria Microcystis Anabaena Spirulina Oscillatoria Merismopedia

  6. P: Cyanobacteria chloroplasts

  7. C: Alpha Proteobacteria Nitrifying bacteria Azospirillum Nitrogen-fixers Nitrobacter Purple non-sulfur bacteria Root hair nodule Rhodospirillum Rhizobium

  8. C: Alpha Proteobacteria Human pathogens - rickettsias Ehrlichia E. chaffeensis:Human monocytic ehrlichiosis (HME; 1986) E. equi:Human granulocytic ehrlichiosis (HGE; 1993) Rickettsia R. prowazekii: epidemic typhus R. rickettsia: Rocky Mtn spotted fever R. typhi: endemic murine typhus Orienta tsutsugamushi: scrub typhus = island/chigger fever

  9. C: Alpha Proteobacteria Human pathogens Bartonella B. henselae: cat-scratch fever B. bacilliformis: Carrion’s disease B. quintana: 5-day/trench fever brucellosis, undulant fever

  10. C: Alpha Proteobacteria Prosthecate & budding Caulobacter See 11.20 too Vinegar-makers Acetobacter, Gluconobacter prostheca Hyphomicrobium

  11. C: Alpha Proteobacteria crown gall Wolbachia Agrobacterium Inside insect egg

  12. C: Alpha Proteobacteria mitochondria

  13. C: Beta Proteobacteria Rhodocyclus: only non-alpha, purple non-sulfur nitrifying bacteria: Nitrosomonas Floc formers: Sphaerotilus recycle S: Thiobacillus Zoogloea

  14. C: Beta Proteobacteria Human pathogens Bordetella Neisseria N. gonorrhoeae N. meningitides

  15. C: Beta Proteobacteria Human pathogens Spirillumminus Burkholderia spp. flagella

  16. C: Gamma Proteobacteria Free-living N fixers:Azotobacter, Azomonas Sulfur cyclers Beggiatoa Thiomargarita Purple sulfur bacteria Chromatium

  17. C: Gamma Proteobacteria intracellular parasites Coxiella Legionella Methane-eaters Methylococcus

  18. Gamma Proteobacteria F: Enterobacteriaceae = enterics coliforms (lactose-fermenting) opportunists Escherichia coli Notable nasty strains: Enterotoxigenic (ETEC) Enteroinvasive (EIEC) Enteropathogenic (EPEC) Enterohemorrhagic (EHEC) = E. coli O157:H7 Enterobacter Serratia Klebsiella Hafnia & Citrobacter

  19. Gamma Proteobacteria F: Enterobacteriaceae = enterics non-coliforms (non-lactose-fermenting) opportunists Providencia cells (SEM) Proteus colony Edwardsiella (colonies)

  20. Gamma Proteobacteria F: Enterobacteriaceae = enterics frank pathogens Shigella bacillary dysentery Salmonella S. enterica serovars S. typhi, S. paratyphi S. bongori Yersinia Yersinia enterocolitica & Y. pseudotuberculosis Yersinia pestis

  21. C: Gamma Proteobacteria Family Vibrionaceae Vibrio light on light off V. cholerae V. parahaemolyticus V. vulnificus V. fischeri

  22. C: Gamma Proteobacteria Family Pasteurellaceae Pasteurella multocida Haemophilus H. influenzae H. ducreyi

  23. C: Gamma Proteobacteria miscellaneous non-enterics Pseudomonas Francisella tularensis Moraxella M. lacunata M. catarrhalis Acinetobacter “Iraqibacter”

  24. Myxobacteria Stigmatella C: Delta Proteobacteria Desulfovibrio Bdellovibrio

  25. C: Epsilon Proteobacteria Campylobacter jejuni 2005 Nobel Prize in Medicine

  26. Gemmata

  27. P: Chlamydiae intracellular parasites Chlamydia trachomatis trachoma C. pneumoniae STI

  28. P: Spirochaetes Treponema T. pallidum pallidum syphilis T. p. endemicum bejel T. p. pertenue yaws T. carateum pinta 1o =chancre 2o = rash 3o =gumma Leptospira interrogans Borrelia B. recurrenti

  29. Bacteroides P: Bacteroidetes Cytophaga Prevotella

  30. P: Fusobacteria Fusobacterium

  31. Lots more info on the web • For example: • - medical microbiology texts • lots of pictures (use a browser that can get images or photos; eg: Google, AltaVista, etc.) • microbe information sites • eg: MicrobeWiki, Microbe of the Week, etc.

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