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Question
Which of the following antibody is found in the secretions?
Which of the following antibody is found in the secretions?
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Solution
The correct option is D IgA
Immunoglobulin A (IgA, also referred to as sIgA) is an antibody that plays a critical role in mucosal immunity. More IgA is produced in mucosal linings than all other types of antibody combined. IgA is found in secretions such as milk, tears, saliva, sweat, and mucus, it represents an important first line of defense against invaders trying to enter the body. IgA antibodies are often found in groups of two, forming a structure called as a dimer.
Immunoglobulin A (IgA, also referred to as sIgA) is an antibody that plays a critical role in mucosal immunity. More IgA is produced in mucosal linings than all other types of antibody combined. IgA is found in secretions such as milk, tears, saliva, sweat, and mucus, it represents an important first line of defense against invaders trying to enter the body. IgA antibodies are often found in groups of two, forming a structure called as a dimer.
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