+-------COMP:V-N(In)-------+           +-----COMP:N-N(of)----+     
      |         +MOD_ATT+SUBJ:V-N+--OBJ:V-N--+             +MOD_ATT+     
      |         |       |        |           |             |       |     
 In vitro , __NODE__ protein increases upregulation of __NODE__ protein .
MOD_ATT:N-ADJ (protein,__NODE__)
COMP:V-N(In) (increase,vitro)
SUBJ:V-N (increase,protein)
OBJ:V-N (increase,upregulation)
COMP:N-N(of) (upregulation,protein)
MOD_ATT:N-ADJ (protein,__NODE__)