Antibodies are divided into 5 classes. Which component/s of the antibody confers the isotype?

As we saw in class, flow cytometry uses fluorescent labeled, monoclonal Ab’s to tag different surface molecules on different cell types found in solution.  This provides accurate identification of the individual cell types.

Which of the following is true about the TLR signaling cascade?

When NK cells are abundant and infected dendritic cells are few, the innate immunity cannot control the infection.  The NK cells will migrate to the secondary lymphoid tissue to activate T-cells.

Which of the following are considered anaphylatoxins?

Which of the following are cytokines?

Which of the following correctly states the order in which the 4 steps of extravasation take place?

What is the main opsonin deposited onto the pathogens surface from the complement pathways?

Which Ig is most likely to be found in a dimeric state, generally on mucosal surfaces such as the genitourinary tract, respiratory tract, and gastrointestinal tract?

Which of the following is false about the 1/2 turn rule?