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.

Q:  Amniotic fluid ionic concentration in response to chronic fetal vasopressin infusion .

A: fetal vasopressin
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Q:  Strains carrying a snf1 mutation are unable to grow on sucrose , galactose , maltose , melibiose , or nonfermentable carbon sources ; utilization of these carbon sources is regulated by glucose repression .

A: snf1 mutation
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Q:  These results suggest that camptothecin resistance in CEM / DOX cells is due to different mechanism ( s ) than topoisomerase - or P - glycoprotein - associated multidrug resistance .

A:
P - glycoprotein
****