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13 Cards in this Set
- Front
- Back
Pseudomonas aeriginosa is known as... |
Opportunistic pathogen and recently has been labeled as a global pathogen. |
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Pseudomonas living conditions |
Love living in in a nosocomial environment. Optimal temp. 37° C Range 0-44° C Versatile when it comes to carbon and nitrogen sources |
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Bioremediation |
Waste management technique that involves the use of organisms to remove or neutralize pollutants |
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Burkholderia cepacia |
Important colonizers of the cystic fibrosis lung. When it is present along with P.a it causes fatal necrotizong pneumonia. |
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Polysaccharide alginate |
One of the major components of the biofilm in isolates from the lungs of cf patients. |
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Label the the 5 arrows top to bottom |
1. Biofilm 2. Bacterial Invasion 3. Tight junction 4. Opening of a tight junction 5. Translocated bacteria |
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P. aeruginosa colonies are distinguished from other pseudomonads by |
Water soluble pyocyanin and pyoverdin. It gives them a blue-green and yellow-green color on agar media. |
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Encounter pseudomonas |
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Entry pseudomonas |
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Spread and multiplication |
Many posses antiphagocytic polysaccharide slime layer and make cytotoxic exotoxins. Obtaining iron is vital and difficult Produce siderophores iron binding compunds. |
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P. aeruginosa |
●hypotension and shock ●secrete exotoxin A ●several proteases degrade host mm ●type 3 secretion delivers virulence factors ●damage local tissue allow organisms to persist ●damage needed for dissemination |
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Diagnosis prevention treatment |
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Pseudomonas characteristics |
Gram - rods Catalase + Oxidase + Polar flagella |