+--------------------------------------------COMP:V-N(by)--------------------------------------------+                                  
                               |      +----------------COMP:N-N(of)----------------+-------OBJ:V-N-------+                          |                                  
             +---COMP:V-N(In)--+------------OBJ:V-N------------+----COMP:N-N(of)---+      +---SUBJ:V-N---+           +-MOD_ATT:N-ADJ+                                  
       +MOD_A+         +SUBJ:V-+OBJ:V-+            +MOD_ATT:N-N+           +MOD_ATT+      +SUBJ:V-N+     |           |      +MOD_ATT+                                  
       |     |         |       |      |            |           |           |       |      |        |     |           |      |       |                                  
 In __SP__ liver , __NODE__ causes little or no change in expression of __SP__ __NODE__ mRNA that is decreased by mutant __SP__ __NODE__ gene ( homozygous knockout ) .
MOD_ATT:N-ADJ (liver,__SP__)
COMP:V-N(In) (cause,liver)
SUBJ:V-N (cause,__NODE__)
OBJ:V-N (cause,little)
OBJ:V-N (cause,expression)
COMP:V-N(by) (cause,__NODE__)
COMP:N-N(of) (little,__NODE__)
MOD_ATT:N-N (expression,change)
COMP:N-N(of) (expression,__NODE__)
MOD_ATT:N-ADJ (__NODE__,__SP__)
SUBJ:V-N (be,mRNA)
OBJ:V-N (decrease,__NODE__)
SUBJ:V-N (decrease,mRNA)
MOD_ATT:N-ADJ (__NODE__,mutant)
MOD_ATT:N-ADJ (__NODE__,__SP__)