MAD 3 0.0 / 5 ? BiologyMADUniversityNone Created by: OwenBeesleyCreated on: 06-05-17 12:40 Adherence Attachment to host, mediated by adhesins 1 of 10 Colonisation Establishment of reproduction site on/in host 2 of 10 Virulence factor Bacterial factors involved in disease 3 of 10 Factors influencing pathogen-host relationship No. organisms, Virulence, Host state 4 of 10 resevoir Place to live before and after infection 5 of 10 Stages of infection 1. Resevoir, 2. transport, 3. adhere, colonise, 4. multiply, 5. evade, 6. leave 6 of 10 Why does N. meningitidis mostly affect babies? Maternal antibodies have run out, but self immunity is weak 7 of 10 NP defense mechanisms Muco-cilliary activity, secretory IgA, Phagocytes, Lysozyme 8 of 10 Phase variation On and Off of expression 9 of 10 Antigenic variation Structural variation 10 of 10
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