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 level of expression of the PDE protein was monitored by immunoblot analysis using two specific cAMP - PDE polyclonal antibodies and by measuring the PDE activity .
Example Output: PDE protein

Example Input:  Human epidermal growth factor ( EGF ) , a naturally occurring protein , has been implicated in the protection of gastrointestinal mucosal integrity .
Example Output: epidermal growth factor

Example Input:  The NF - kappa B precursor p100 ( lyt - 10 , p97 , p98 ) generates after proteolytic processing a 52 kDa subunit , which can bind to kappa B - motifs .
Example Output:
lyt - 10