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.

 The RTI40 gene spans 35 kilobase pairs ; it contains 6 exons and at least 6 rat Identifier repetitive elements .
RTI40 gene

 When severe hypoxia was acutely produced by ventilation with low - oxygen mixtures in experimental ( PaO2 , 23 . 7 + / - 1 . 7 torr ) and control animals ( PaO2 , 26 . 3 + / - 1 . 0 torr ) , plasma insulin responses were markedly inhibited in both .
plasma insulin

 The findings in the human multiple myeloma cell lines represent the first examples of B cells with downregulated PU . 1 expression and apparently contradict observations in the murine system in which PU . 1 is expressed and active in plasmacytoma cell lines .

PU . 1