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.

 Sequence analysis and electrophoretic mobility shift experiments suggest that GnSE response elements interact , in these two regions , with GATA - and LIM - related factors , respectively .
GnSE response elements

 The present report shows that a cis - acting element between - 189 and - 175 bp , which binds thyroid transcription factor - 1 ( TTF - 1 ) , is involved in both activities .
TTF - 1

 Plasma prolactin in patients with colorectal cancer .

Plasma prolactin

