instruction:
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.
question:
Adenosine deaminase is a specific partner for the Grb2 isoform Grb3-3.
answer:
Grb2


question:
Demonstration of histamine receptors on human platelets by flow cytometry.
answer:
histamine receptors


question:
ARF represses androgen receptor transactivation in prostate cancer.
answer:

androgen receptor