+-------COMP:N-N(of)-------+   
     +MOD_ATT+-----COMP:V-N(In)----+          |           +-MOD_ATT:N-ADJ+   
     |   +MOD+          +-SUBJ:V-N-+--OBJ:V-N-+           |       +MOD_AT+   
     |   |   |          |          |          |           |       |      |   
 In 3T3 L1 cells , tributyltin increases expression of __SP__ __NODE__ mRNA .
MOD_ATT:N-ADJ (cell,3T3)
MOD_ATT:N-N (cell,L1)
COMP:V-N(In) (increase,cell)
SUBJ:V-N (increase,tributyltin)
OBJ:V-N (increase,expression)
COMP:N-N(of) (expression,mRNA)
MOD_ATT:N-ADJ (mRNA,__SP__)
MOD_ATT:N-ADJ (mRNA,__NODE__)