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:  As anticipated , NRXI could be demonstrated in all lymphoid cells studied from obligate carriers of XSCID and an obligate carrier of XLH but not on a carrier of X - linked immunodeficiency with hyper - IgM .

Output: hyper - IgM


Input: Consider Input:  A detailed histopathologic review of 50 primary breast cancer tumors analyzed for estrogen receptor ( ER ) level was carried out and a variety of morphologic features correlated with ER results to identify any factors that will improve the management and prognosis for breast cancer .

Output: estrogen receptor


Input: Consider Input:  The absence of P - CREB following CD3 cross - linking was unexpected , as other laboratories reported increased phosphorylation of CREB following CD3 cross - linking of the Jurkat lymphocyte cell line .


Output: P - CREB