In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

[Q]:  CONCLUSIONS : These results suggest that , by interacting with cellular transcription factors and cofactors , vIRF - 2 may modulate the expression of the early inflammatory genes and potentially deregulate the immune system .
[A]: vIRF - 2


[Q]:  Liver disease and HCV infection after transplantation of organs from hepatitis C antibody positive donors .
[A]: hepatitis C antibody


[Q]:  These proteins , called variant surface glycoproteins ( VSGs ) , are expressed from a specific locus , the VSG gene expression site ( ES ) .
[A]:
variant surface glycoproteins