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.

Ex Input:
This study investigated expression of the SART3 antigen in breast cancer to explore an appropriate molecule for use in specific immunotherapy of breast cancer patients .

Ex Output:
SART3 antigen

Ex Input:
Two patients with Tac - positive adult T - cell leukemia have been treated with the anti - Tac .

Ex Output:
anti - Tac

Ex Input:
Synergistic transcriptional activation of human Acyl - coenzyme A : cholesterol acyltransterase - 1 gene by interferon - gamma and all - trans - retinoic acid THP - 1 cells .

Ex Output:
interferon - gamma