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:
 A series of transient transfections performed with human IL - 3 - chloramphenicol acetyltransferase ( CAT ) reporter plasmids in T and non - T cells revealed that a plasmid containing 319 bp of 5 ' flanking sequences was active exclusively in T cells .
answer:
IL - 3


question:
 PPARgamma ligands also strongly inhibited SEA - induced Vbeta3 T cell activation in vivo .
answer:
PPARgamma ligands


question:
 To investigate whether the observed thymolytic effects were due to the presence of hormone receptors on thymocytes , cells were isolated from the thymus and incubated with androgens or oestrogens to measure apoptosis .
answer:

hormone receptors