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.

Input: Consider Input:  IL - 4 plays a critical role in the differentiation of T CR - stimulated naive CD4 T cells to the Th2 phenotype .

Output: IL - 4


Input: Consider Input:  Quite unexpectedly , we also found that in unstimulated cells there is a constant ongoing process of degradation and replacement of complexed I kappa B alpha .

Output: I kappa B


Input: Consider Input:  The carboxy terminus of LMP1 is also a reliable marker for individual EBV strain identification and thus offers new possibilities in tracing the molecular events leading to posttransplant lymphoproliferative disorders ( PTLDs ) .


Output: carboxy terminus


