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.

Example Input:  The number of binding sites was not significantly modified .
Example Output: binding sites

Example Input:  Activated PBMCs also expressed lower levels of RXRalpha protein , and a DNA binding assay showed that the activation - induced loss of RXRalpha mRNA and protein expression correlated with the loss of DNA binding activity of this protein .
Example Output: RXRalpha mRNA

Example Input:  Treatment of HUVEC exposed to high glucose with the NF - kB inhibitors pyrrolidinedithiocar ( 100 microM ) and tosyl - phe - chloromethylketone ( 25 microM ) significantly reduced ( P < 0 . 05 ) leukocyte adhesion in respect to HUVEC treated with glucose alone .
Example Output:
NF - kB