When Shigella gains access to the intestinal epithelium, which of the following apply

Important information can be learned by studying the immune system of female carriers of the XLA disease gene. These individuals show random X chromosome inactivation in their T cells and macrophages among other cells. This finding indicates that:

NFκB is a key transcription factor activated by the TLRs and NOD pathways and that induces an inflammatory response to infection.  

T cells homing to gut and those homing to skin can be differentiated by:

Which of the following is an incorrect statement

An antigenic drift occurs every 10 -50 years

Pathogens can gain access to the lumen and cells of the intestines through

HIV can infect all the following cells except

Provirus stage in HIV infection is the latency stage

The HIV lymphocyte-tropic stain bind to ______ co-receptor on CD4 T cells: