Review of antibodies mnemonics

A quick summary and review of antibodies mnemonics

Types of Antibodies
1) IgG:
– IgG is the most common type of antibody found in blood circulation

– the only class of immunoglobulins able to
cross the placenta and to reach the fetal
circulation.

– Highest opsonization and neutralization
activities.

– Classified into four subclasses
(IgG1, IgG2, IgG3, and IgG4).

2) IgM
Produced first upon antigen invasion, increases transiently

3) IgA
– Expressed in mucosal tissues.

– Forms dimers after secretion.

– found in mucous membranes, especially in the respiratory and
digestive tracts.

– It is also found in saliva, tears, and breastmilk

4) IgD
– Unknown function.

5) IgE:
– Involved in allergy.

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