+------------------COMP:V-N(In)-----------------+         +-------COMP:N-N(of)-------+     
                |           +------MOD_ATT:N-ADJ------+         |         |          +-MOD_ATT:N-ADJ-+     
       +MOD_ATT:+           |           +-MOD_ATT:N-N-+-SUBJ:V-N+-OBJ:V-N-+          |       +MOD_ATT+     
       |        |           |           |             |         |         |          |       |       |     
 In __SP__ hepatocytes , __SP__ Sphingomyelinase protein(s) decreases activity of __SP__ __NODE__ protein .
MOD_ATT:N-ADJ (hepatocytes,__SP__)
MOD_ATT:N-ADJ (protein(s),__SP__)
MOD_ATT:N-N (protein(s),Sphingomyelinase)
COMP:V-N(In) (decrease,hepatocytes)
SUBJ:V-N (decrease,protein(s))
OBJ:V-N (decrease,activity)
COMP:N-N(of) (activity,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)