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Which chemotactic molecule signals naive T-cells that do not meet their antigen in a lymph node to exit that lymph node and continue to recirculate until they do meet their antigen?

Which of the following are found in CD-8 T-cells cytotoxic granules?

A T-cell moves into a lymph node through the _____________ lymphatics.

A “double-positive” thymocyte that is going through positive selection will:

Binding of B7 on a naive T-cell to CTLA-4 on a dendritic cell slows down activation and suppresses the cell from proliferating.

IL-4 is induced in a CD4 TH2 cell under the direction of the transcription factor _____.

A T-cell going through the selection process can:

In a timeline of a T-cells life, a double positive thymocyte would come __________ becoming a double negative thymocyte.

Formation of the pre-TCR induces proliferation of thymocytes, during which the expression of RAG1 and RAG2 is maintained.

In a timeline of a T-cells life, a double negative thymocyte would come __________ becoming a CD4 T cell.