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:  The research described herein evaluates the expression and functional significance of peroxisome proliferator activator receptor - gamma ( PPAR - gamma ) on B - lineage cells .
Example Output: PPAR - gamma

Example Input:  Functional characterization of the two alternative promoters of human p45 NF - E2 gene .
Example Output: alternative promoters

Example Input:  Using immunocytochemistry , we localized PPAR - alpha and - gamma within the nuclei of both cell types .
Example Output:
PPAR - alpha