Task: Named Entity Recognition
Input (English):  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 (English): MCF - 7