+-------------------SUBJ:V-N------------------+                                       
      +--------------COMP:N-N(of)-------------+     +-----------COMP:V-N(in)-----------+    
      |           +-------MOD_ATT:N-ADJ-------+     |         +------MOD_ATT:N-ADJ-----+    
      |           |       +---MOD_ATT:N-ADJ---+     |         |      +--MOD_ATT:N-ADJ--+    
      |           |       |          +MOD_ATT:+     |         |      |        +MOD_ATT:+    
      |           |       |          |        |     |         |      |        |        |    
 Expression of __SP__ __NODE__ [__NODE___2] mRNA occurs in normal __SP__ testicular tissue .
COMP:N-N(of) (expression,mRNA)
MOD_ATT:N-ADJ (mRNA,__SP__)
MOD_ATT:N-ADJ (mRNA,__NODE__)
MOD_ATT:N-N (mRNA,[__NODE___2])
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,toilet)
MOD_ATT:N-ADJ (toilet,normal)
MOD_ATT:N-ADJ (toilet,__SP__)
MOD_ATT:N-ADJ (toilet,testicular)