+---------COMP:N-N(of)--------+     
                                          |             +-MOD_ATT:N-ADJ-+     
        +-MOD_ATT:N-N-+SUBJ:V-+--OBJ:V-N--+             |       +MOD_ATT+     
        |             |       |           |             |       |       |     
 Hypophysectomy of __SP__ decreases concentration of __SP__ __NODE__ protein .
MOD_ATT:N-N (__SP__,Hypophysectomy)
SUBJ:V-N (decrease,__SP__)
OBJ:V-N (decrease,concentration)
COMP:N-N(of) (concentration,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)