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: In this report we address the role of phosphoinositide 3 ' - kinase ( PI 3 - kinase ) in BCR - and LPS - induced NF - kappaB activation using populations of primary murine resting B cells .
Example Output: NF - kappaB

Example Input: Ultrastructural studies demonstrated sequential changes in the cytoplasm , including swelling of mitochondria and cytoplasmic decompartmentalizati , followed by loss of surface microvilli with the appearance of ' ' holes ' ' in the cell membrane , and subsequent condensation of nuclear chromatin .
Example Output: nuclear chromatin

Example Input: With only one exception , there were no lymphoma - specific recurrent BCL - 6 mutations detected , and BCL - 6 protein was absent from the HRS cells of most cases .
Example Output:
BCL - 6