Forelæsning 15 Flashcards

1
Q

Antibody receptorer typer:

A

FcgammaRI-III (IgG) epsilon osv. Sidder ofte på immunceller - kan både være inhibitoriske og aktiverende.

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2
Q

Funktioner af Fc del af antistof:

A

1) kan binde til receptor og formidle phagocytose.

2) IgG1 og 3 bruger FcgammaRIII til at instruerer NK celler. - frigiver granula.

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3
Q

Hvilken Antistofreceptor er central for mastceller?

A

FcepsilonR.

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4
Q

Hvad gør IgA ved mucosal surfaces?

A

Neutraliserer.

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5
Q

Hvilket antistof findes i placenta?

A

IgG.

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6
Q

Hvilket antistof fragtes bedst over epitel?

A

IgA.

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7
Q

Hvordan hjælper microbiota immunsystemet?

A

1) konkurrerer med toksiske bakterier

2) Interagerer med epitel for at udvikle sekundært lymfoidt væv.

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8
Q

Hvilken cytokin er vigtig for god tarmflora?

A

IL-10 - antiinflamatorisk.

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9
Q

Hvilket protein er vigtigt for transcytose?

A

Poly-Ig R - af IgA.

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