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]:  To evaluate this effect in vivo , apolipoprotein E ( - / - ) mice were randomly assigned to receive standard chow , a high - cholesterol diet , or a high - cholesterol diet with hypertension induced by angiotensin II infusion for 8 weeks .
[A]: angiotensin II


[Q]:  It has been previously reported that IL - 2 release in activated Jurkat T requires caspase - like activity ( Posmantur et al . ( 1998 ) Exp . Cell . Res . 244 , 302 - 309 ) .
[A]: IL - 2


[Q]:  The proteasome regulates receptor - mediated endocytosis of interleukin - 2 .
[A]:
interleukin - 2