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:
 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 .
answer:
monoclonal antibodies


question:
 In conclusion , ( 1 ) somatic BCL - 6 mutations are restricted to cHD cases of B - cell origin , and ( 2 ) the BCL - 6 mutations represent mostly irrelevant somatic base substitutions without consequences for BCL - 6 protein expression and the pathogenesis of cHD .
answer:
BCL - 6


question:
 Reactivity with the tegument protein encoded by UL21 was identified for an additional patient .
answer:

tegument protein