Immunology > IgA > Flashcards

IgA Flashcards

Revision (9 cards)

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1
Q

Structure

A

Dimeric
1 J chain to polymerise
1 secretary protein

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2
Q

J chain

A

Polymerise
conserved among humans
Identical in IgM and IgA

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3
Q

Concentration?

A

10-15%

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4
Q

production

A

2/3 among all the Igs

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5
Q

Mainly Present and Functional in?

A

External secretions like Tears, Saliva, Mucus and Milk

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6
Q
A
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7
Q

Process by which IgA Move from Blood to External secretion?

A

Transcytosis

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8
Q

During Cytosis, what comes along with IgA

A

Secretory element

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9
Q

Subclasses?

A

IgA1
IgA2

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