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.

 As immunoglobulin transcription is mainly regulated by the B - cell transcription factors Oct2 and BOB . 1 / OBF . 1 , we analyzed 35 cases of LPHD , 32 cases of cHD , and 2 Hodgkin disease cell lines for the expression of these transcription factors and also in parallel for immunoglobulin expression .
transcription factors

 Identification of a novel cyclosporin - sensitive element in the human tumor necrosis factor alpha gene promoter .
tumor necrosis factor

 Lymphoma cells from both cases showed the mature B - cell immunophenotype and had rearrangements of the BCL6 gene .

BCL6 gene