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:  We have used the leukocyte migration inhibition ( LMI ) response to assay the response to several potential breast cancer - related antigens , including MuMTV , MPMV , and a breast cancer cultured cell line , MCF - 7 , in 96 breast cancer patients , in 32 women with benign breast disease , and in 67 normal women .

Output: MCF - 7


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:  Bone resorption is regulated by the immune system , where T - cell expression of RANKL ( receptor activator of nuclear factor ( NF ) - kappaB ligand ) , a member of the tumour - necrosis factor family that is essential for osteoclastogenesis , may contribute to pathological conditions , such as autoimmune arthritis .


Output: nuclear factor