592588
Description
Flashcards by gina_evans0312, updated more than 1 year ago
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Created by gina_evans0312
almost 11 years ago
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| Question | Answer |
| Gram Staining | Gram -ve |
| Lactose Fermentation | Negative |
| Aerobe/Anaerobe | Facultative Anaerobe |
| H2S Production | Positive |
| Growth Media | Grows on nutrient agar |
| MacConkey Agar | Forms clear colonies (no lactose fermentation) |
| Oxidase Test | Negative |
| Somatic & Flagellar Antigens | O & H |
| Typhoid Causing Subspecies | S. typhi & s.paratyphi |
| Gastroenteritis Causing Subspecies | S. typirinium & s.enteritis |
| Gastroenteric- Resevoir | Birds & domestic animals |
| Gastroenteric- Transmission | Through contaminated food |
| Gastroenteric- Host Immunity | Lower Gastric Acid |
| Gastroenteric- Symtoms | Vomiting, diarrhoea, fever (self limiting) |
| Gastroenteric- Adhesion Factors | Type III Secretion system- then is taken up by cells |
| Gastroenteric- Multiplication | Causes cells that have taken them up to rupture, causing the symptoms |
| Toll Like Receptors- Location | Cell surface |
| Toll Like Receptors- Role | Recognises lipopolysaccharides and causes cytokine release |
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