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.

Input: Consider Input:  These cells were examined for ER mRNA by reverse transcription nested polymerase chain reaction .

Output: ER mRNA


Input: Consider Input:  The pattern of IFN - gamma staining appeared to be intracellular in mononuclear lymphoid cells .

Output: IFN - gamma


Input: Consider Input:  B lymphocyte stimulator ( BLyS ) is a novel member of the TNF family of proteins expressed by myeloid cells as membrane - bound and soluble forms .


Output: B lymphocyte stimulator