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.

Example Input:  T cell stage - specific PcG expression profiles suggest that PcG genes contribute to regulation of T cell differentiation .
Example Output: PcG genes

Example Input:  Cell cycle - dependent changes in glucocorticoid receptor content .
Example Output: glucocorticoid receptor

Example Input:  Munck and Foley have shown that activated complexes isolated from thymocytes elute from DEAE - cellulose in a manner identical to complexes activated in vitro .
Example Output:
activated complexes