+-------------COMP:N-N(of)-------------+    
      +--------------SUBJ:V-N--------------+            |              +-----MOD_ATT:N-ADJ-----+    
      +--------COMP:N-N(of)-------+        |            |              |     +---MOD_ATT:N-N---+    
      |           +-MOD_ATT:N-ADJ-+        |            |              |     |      +MOD_ATT:N-+    
      |           |       +MOD_ATT+        +---OBJ:V-N--+              |     |      |     +MOD_+    
      |           |       |       |        |            |              |     |      |     |    |    
 Activation of __SP__ __NODE__ protein increases differentiation of __SP__ colon cancer cell lines .
COMP:N-N(of) (activation,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
SUBJ:V-N (increase,activation)
OBJ:V-N (increase,differentiation)
COMP:N-N(of) (differentiation,line)
MOD_ATT:N-ADJ (line,__SP__)
MOD_ATT:N-N (line,colon)
MOD_ATT:N-N (line,cancer)
MOD_ATT:N-N (line,cell)