+--------COMP:V-N(In)-------+----OBJ:V-N---+-COMP:N-N(of)+    
      +MOD_A+          +MOD_ATT+SUBJ:V-N+       +MOD_AT+         +MOD+    
      |     |          |       |        |       |      |         |   |    
 In cell culture , __NODE__ protein increases cell migration of RD cells .
MOD_ATT:N-N (culture,cell)
MOD_ATT:N-ADJ (protein,__NODE__)
COMP:V-N(In) (increase,culture)
SUBJ:V-N (increase,protein)
OBJ:V-N (increase,migration)
MOD_ATT:N-N (migration,cell)
COMP:N-N(of) (migration,cell)
MOD_ATT:N-N (cell,RD)