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]:  Constitutive PI3 - K activity is essential for proliferation , but not survival , of Theileria parva - transformed B cells .
[A]: PI3 - K


[Q]:  Analysis has shown a relative interdependence between the steroid receptor status of primary breast cancer and other prognostic variables such as histological grade , lymphocytic infiltration and tumour elastosis .
[A]: steroid receptor


[Q]:  The conclusions from these findings are : ( a ) the inhibition of mitogenic stimulation by 1 , 25 ( OH ) 2D3 is mediated by specific functional receptors to the hormone ; and ( b ) the receptors for 1 , 25 ( OH ) 2D3 in mononuclear cells are probably controlled genetically by the same mechanisms as the effector system in well - characterized target organs of the hormone , such as intestine and kidney .
[A]:
specific functional receptors