+-------COMP:N-N(of)-------+   
       +-----------COMP:V-N(In)-----------+          |           +-MOD_ATT:N-ADJ+   
       |            +MOD_ATT:N-AD+SUBJ:V-N+--OBJ:V-N-+           |       +MOD_AT+   
       |            |            |        |          |           |       |      |   
 In __SP__ , polyunsaturated __NODE__ decreases expression of __SP__ __NODE__ mRNA .
MOD_ATT:N-ADJ (__NODE__,polyunsaturated)
COMP:V-N(In) (decrease,__SP__)
SUBJ:V-N (decrease,__NODE__)
OBJ:V-N (decrease,expression)
COMP:N-N(of) (expression,mRNA)
MOD_ATT:N-ADJ (mRNA,__SP__)
MOD_ATT:N-ADJ (mRNA,__NODE__)