+-------COMP:N-N(of)-------+   
         +------COMP:V-N(In)------+          |           +-MOD_ATT:N-ADJ+   
     +MOD+      +MOD_ATT+-SUBJ:V-N+--OBJ:V-N-+           |       +MOD_AT+   
     |   |      |       |         |          |           |       |      |   
 In C6 cells , Ifn protein(s) decreases expression of __SP__ __NODE__ mRNA .
MOD_ATT:N-N (cell,C6)
MOD_ATT:N-N (protein(s),Ifn)
COMP:V-N(In) (decrease,cell)
SUBJ:V-N (decrease,protein(s))
OBJ:V-N (decrease,expression)
COMP:N-N(of) (expression,mRNA)
MOD_ATT:N-ADJ (mRNA,__SP__)
MOD_ATT:N-ADJ (mRNA,__NODE__)