+--------COMP:N-N(of)-------+     
           +-------COMP:V-N(In)-------+          |           +-MOD_ATT:N-ADJ-+     
      +MOD_+         +MOD_ATT+SUBJ:V-N+--OBJ:V-N-+           |       +MOD_ATT+     
      |    |         |       |        |          |           |       |       |     
 In Ht29 cells , __NODE__ sulfide decreases expression of __SP__ __NODE__ protein .
MOD_ATT:N-N (cell,Ht29)
MOD_ATT:N-ADJ (sulfide,__NODE__)
COMP:V-N(In) (decrease,cell)
SUBJ:V-N (decrease,sulfide)
OBJ:V-N (decrease,expression)
COMP:N-N(of) (expression,protein)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)