+----------COMP:V_PASS-N(In)---------+                           
            |        +-MOD_ATT:N-ADJ-+           |                           
      +MOD_A+        |       +MOD_ATT+SUBJ:V_PASS+COMP:V_PAS+COMP:N-N(o+     
      |     |        |       |       |           |          |          |     
 In glial cells , __SP__ __NODE__ protein is involved in efflux of __NODE__ .
MOD_ATT:N-ADJ (cell,glial)
MOD_ATT:N-ADJ (protein,__SP__)
MOD_ATT:N-ADJ (protein,__NODE__)
COMP:V_PASS-N(In) (involve,cell)
SUBJ:V_PASS-N (involve,protein)
COMP:V_PASS-N(in) (involve,effluence)
COMP:N-N(of) (effluence,__NODE__)