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:  In 6 cases only there was a strong infiltration of mononuclear cells positive for acid phosphatase .

A: acid phosphatase
****
Q:  Despite the importance of NF - kappaB to B cell function , little is known about the signaling pathways leading to NF - kappaB activation .

A: NF - kappaB
****
Q:  We describe mutations in the putative zinc - finger domain of NEMO that result in an X - linked primary immunodeficiency characterized by hyper - IgM syndrome and hypohydrotic ectodermal dysplasia ( XHM - ED ) .

A:
hyper - IgM
****