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33 Cards in this Set
- Front
- Back
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What bacteria do not take a gram stain?
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These rascals may microscopically lack color
1.treponema 2. ricketsia 3. mycobacteria 4. mycoplasma 5. legionella 6. chlamydia |
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Obligate Aerobes
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Nasty Pests Must Breathe
Novocardia Pseudomonas Aeruginosa Mycobacterium Tuberculosis Bacillus |
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Obligate Anaerobes
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anaerobes Can't Breathe Air
Clostridium Bacteroides Actinomyces. |
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Obligate Intracellular
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Chlamydia and Rickettsia
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Facultative Intracellular
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Some Nast Bugs May Live FacultativeLY
Salmonella Neiserria Brucella Mycobacterium Listeria Francisella Legionella Y. Pestis |
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Encapsulated
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SHiN SKiS
Strep Pneumo H. Influenzae B Neisseria Meningitidis Salmonella Klebsiella Pneumo Strep Group B |
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Urease (+)
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PUNCH-K
Proteus U Nocardia C H. pylori Klebsiella |
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Protein A
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Staph Aureus
prevents phagocytosis |
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M protein
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Strep Pyogenes
prevents phagocytosis |
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IgA protease
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SHiN
Strep Pneumo H. Influenzae B Neisseria |
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Bugs with exotoxins that inhibiti protein synthesis
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C. Diptheriae
P. Aeruginosa Shigella E. Coli |
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Diptheria toxin mech and bacteria
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C. Diptheria
inactivates EF-2 |
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Endotoxin A mech and bacteria
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inactivates EF-2
P. Aeruginosa |
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Shiga Toxin mech and bacteria
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Inactivates 60S ribosome
Shigella |
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Shiga Like Toxin(SLT) mech and bacteria
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inactivates 60S ribosome
E.Coli (EHEC) |
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Bugs with exotoxins that increase fluid secretion
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E.Coli (ETEC)
B. Athracis V. Cholerae |
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E. Coli exotoxins and mechs
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Heat Labile: increase cAMP
Heat Stable: increase cGMP Labile in the Air(AMP) Stable on the Ground(GMP) |
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B. anthracis exotoxin and mech
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edema factor: increases cAMP
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V. cholerae exotoxin and mech
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cholera toxin: increases cAMP
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Bugs with exotoxins taht inhibit phagocytic ability.
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Bordetella pertussis
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Bordetella Pertussis exotoxin and mech
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pertussis toxin: increases cAMP which impairs phagocytosis
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C. Tetani exotoxin
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Tetanospasmin: inhibits release of GABA--> lockjaw and spastic paralysis
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C. Botulinum exotoxin
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Botulinum Toxin: inhibits ACh release, flaccid paralysis and floppy baby
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C. Perfingens exotoxin
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Alpha toxin: lyses cell membranes
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Strep pyogenes exotoxins
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Streptolysin: lyses RBCs
Exotoxin A: TSS |
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Staph Aureus exotoxin
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TSST-1: TSS
Exfoliative Toxin: scalded skin syndrome enterotoxin: food poisoning |
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exotoxins with ADP ribosylation
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Diptheria toxin
cholera toxin E. coli (Heat labile) pertussis toxin |
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exotoxins that are superantigens
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TSST
staph enterotoxin erythrogenic toxin (scarlet fever/s. pyogenes) |
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Lecithinase
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C. perfringens alpha toxin
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endotoxin symptoms and causes
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1. fever : IL-1
2. fever and hypotensino: TNF 3. DIC: coagulation cascade started by tissue factor 4. activates complement |
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Transformation
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ability to take up DNA from the environment
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Conjugation
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genetic transfer involving cell-to-cell contact
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Transduction
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passing of bacterial DNA using a bacteriophage
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