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Flashcards in Unit 1 Deck (6)
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What is the time line as to when cells present antigen?

1. Dendritic Cells
2. Macrophages
3. B Cells

1

What are Experienced Activated B Cells able to do?

Able to present antigens for T helper cells.

Able to concentrate antigen for presentation.

Displaying both BCRs with antigen and MHC 2 with antigen (crosslinked)

2

What do virgin B Cells do?

Make little MHC 2 and little B7

Not used as APC at the beginning of a battle.

3

True or false:

Experienced T cells need continual re-stimulation.

True

4

How are macrophages activated?

Battle cytokines - IFN-y

5

What do activated dendritic cells do?

Activate virgin T cells in the lymph node.