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:  This octanucleotide , in reverse orientation , is also found in all light chain variable region ( VL ) genes , and in the immunoglobulin heavy chain transcriptional enhancer .

A: transcriptional enhancer
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Q:  RESULTS : Consistent with the known features of nasal polyps , CD4 + ( T helper / inducer ) , CD8 + ( cytotoxic / suppressor ) , CD68 + ( macrophages ) , mast cells , eosinophils and neutrophils were all clearly detected by their relevant monoclonal antibodies or appropriate histochemical staining , but only mast cells tested positive for ER / PR labelling with their polyclonal and monoclonal antibodies .

A: monoclonal antibodies
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Q:  Unlike antioxidants , hypoxia did not inhibit nuclear factor KB mobilization .

A:
nuclear factor
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