Immunoglobulins Flashcards

1
Q

IgA (Secreted form and function)

A

Form: Mainly dimer (sometimes monomer)

Function: Mucosal immunity

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2
Q

IgD

A

Form: Monomer

Function: Naive B cell antigen receptor

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3
Q

IgE

A

Form: Monomer

Function: Defense against helminthic parasites, immediate hypersensitivity

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4
Q

IgG

A

Form: Monomer

Function: Opsonization, complement activation, antibody dependent cell mediated cytotoxicity, neonatal immunity, inhibition of B cells

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5
Q

IgM

A

***Form: Pentamer

Function: Naive B cell antigen receptor on membrane, complement activation

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