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:
 The mechanism of reducing NO production resulting from inhaled NO may involve , in part , the activities of reactive oxygen species and / or nuclear factor - kappaB .
answer:
nuclear factor


question:
 The discordant mutants may reflect interactions with a variable domain of a conserved component or unique interactions with specialized components of the basal transcription apparatus in different cells .
answer:
variable domain


question:
 This rapid induction of adipophilin is accompanied by a significant increase of free fatty acids in monocytes incubated with E - LDL .
answer:

E - LDL