If You Were to Design a Vaccine to Prevent Infection

question 147

Multiple Choice

If you were to design a vaccine to prevent infection with a mucosal pathogen, such as Vibrio cholerae, which antibody class do you think would be most effective in preventing the colonization in the intestinal tract?

• A) IgA
• B) IgD
• C) IgE
• D) IgG
• E) IgM

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Definitions:

Conditioned Response

A learned response to a previously neutral stimulus that has become conditioned through association with an unconditioned stimulus.

Contextual Cues

are environmental or situational factors that affect behavior by signaling the appropriateness of certain responses.

Overdose

The ingestion or application of a substance in quantities greater than are recommended or generally practiced, leading to a serious or lethal toxic state.

Heroin

An opiate drug processed from morphine that is illegal in many countries, known for its potent addictive properties and euphoric effects.