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:  The staining was considered to be highly specific because it could be completely blocked by preabsorption with recombinant IFN - gamma .

A: IFN - gamma
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Q:  Overall , the phenotype observed in XHM - ED patients shows that the putative zinc - finger domain of NEMO has a regulatory function and demonstrates the definite requirement of CD40 - mediated NF - kappaB activation for B cell immunoglobulin class - switching .

A: NF - kappaB
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Q:  Northern blot analysis demonstrates that PDTC treatment will strongly reduce LPS - induced TNF transcripts .

A:
TNF transcripts
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