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:
Previous studies indicated that aspirin ( acetylsalicylic acid [ ASA ] ) can have profound immunomodulatory effects by regulating cytokine gene expression in several types of cells .

Ex Output:
cytokine gene

Ex Input:
Furthermore , suppression of Akt - 1 by inhibition of PI3K or a dominant negative ( DN ) Akt - 1 resulted in loss of mitochondrial transmembrane potential , activation of caspases - 9 and - 3 , and DNA fragmentation .

Ex Output:
Akt - 1

Ex Input:
Since the rise in E2 - receptor display paralleled a large increase in the proliferative activity of the cells as well as a change in their maturation status the question was raised as to whether the E2 - receptor should be considered as a physiological marker of growth rate or of cellular differentiation .

Ex Output:
E2 - receptor