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.

Input: Consider Input: Vitamin D receptor quantitation in human blood mononuclear cells in health and disease .

Output: Vitamin D receptor

Input: Consider Input: Together , these results suggest that activated human T cells , whether lupus - derived or normal - derived , contain biologically active ERalpha proteins .

Output: ERalpha proteins

Input: Consider Input: The decrease in the levels of RXRalpha mRNA was found to be regulated at the post - transcriptional level and involved new protein synthesis .
Output: RXRalpha mRNA