Antibodies Flashcards

1
Q

IgM

A

neutralization, complement activation, crosses epithelium, some extravascular diffusion

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2
Q

IgD

A

negative for pretty much all activity

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3
Q

IgG

A

neutralization, opsonization, NK cell activation, complement activity, crosses placenta, extracellular diffusion
most abundant in serum and has longest half life

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4
Q

IgA

A

neutralization, opsonization, some complement activity, crosses epithelium, extravascular diffusion
at greatest levels on mucosal surfaces

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5
Q

IgE

A

some opsonization

mast cell activation

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