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:
 Differential ultraviolet - B - induced immunomodulation in XPA , XPC , and CSB DNA repair - deficient mice .

Ex Output:
- B


Ex Input:
 It induced NK cell - dependent rejection of tumors , but failed to stimulate systemic T cell - mediated anti - tumor immunity , and synergized with B7 - 1 - mediated immunotherapy to cause the NK cell and CD8 T cell - dependent rejection of larger EL - 4 tumors ( 0 . 4 cm in diameter ) that were refractory to monotherapies .

Ex Output:
B7 - 1


Ex Input:
 Antisense HIF - 1alpha monotherapy resulted in the complete and permanent rejection of small ( 0 . 1 cm in diameter ) EL - 4 tumors , which is unusual for an anti - angiogenic agent where transient suppression of tumor growth is the norm .

Ex Output:

HIF - 1alpha