HC.8: Innate immuniteit - 2 Flashcards

1
Q

Effecten van complement activatie

A

Membrane attack complex (lysine)
- C5b-9
Complement als opsonine
- C3b
Bevorderen ontsteking
- C5a, C3a, C4a

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2
Q

Vorming van C3 convertase

A

Klassieke route
Lectine route
Alternatieve route

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3
Q

Remmers van C’ activatie

A

Humoraal
- C1-proteaseremmer
- Factor H
- Factor I
Cellulair
- CD55
- CD46
- CR1
- CD59

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4
Q

Humorale effecten geïnduceerde afweer

A

Systemische mediatoren in circulatie
Plasma enzymcascades
- Stolling
- Fibrinolyse
- Kinine
- Complement

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5
Q

Cellulaire effecten geïnduceerde afweer

A

Endotheelactivatie
Parenchym
Leukocyt activatie

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6
Q

Granulocyten

A

Mestcel
- Vaso-actief
Basofiele granulocyt
- Vaso-actief
Neutrofiele granulocyt
- Anti-bacterieel
Eosinofiele granulocyt
- Anti-parasitair

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7
Q

Anti-microbiële mechanismen van fagocyten

A

Fagosoom verzuring
Zuurstofradicalen
Stikstofmonoxide
Bactericide eiwitten
Cationic peptides
Nutriënt depletie

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8
Q

Macrofaag activatie

A

Rustende macrofaag → primed macrofaag → geactiveerde macrofaag
Verschillende routes
- Klassieke activatie (katabool)
- Alternatieve activatie (anabool)

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