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bacteria

tanitia.dooley Inglés 8 fichas

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  1. 1how do bacteria cause damage?toxin producyion, tissue invasion that secrete enzymes to damage tissue
  2. 2What are the first lines of defence against bacteria?stomach pH, ciliary, skin, epithelial cells, lysosomes, commensal bacteria
  3. 3What happens to LPS produced by gram -ve bacteria?recognised by TL4 & CD14= Macrophage activation, phagocytosis, cytokines, inflammation, NK cells
  4. 4What peptide causes chemotaxis of phagocytes and is a bacteria product?fmet.leu.phe
  5. 5which bacteria can live in macrophages and how?mycobacteria tuberculosis- resistant to reactive oxides
  6. 6How does bacillus anthrax evade immune system?has lethal factor which partially blocks activation signals and kill macrophages by apptosis
  7. 7How does haemophilus influenza avoid the immune system?proteolytic degradation of secretory IgA
  8. 8How does chlamidia and mycobacterium avoid immune system?blocks MHc class I and II on surface

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Fichas sobre bacteria, creado por tanitia.dooley el 23/05/2013.
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tanitia.dooley
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