+--------------------SUBJ:V-N--------------------+     
  +---------OBJ:V-N--------+                       |     
  |          +---SUBJ:V-N--+--OBJ:V-N-+MOD_PO+     |     
  |          |             |          |      |     |     
 27 hydroxycholesterol increases activation of __NODE__ .
OBJ:V-N (increase,@card@)
SUBJ:V-N (increase,hydroxycholesterol)
OBJ:V-N (increase,activation)
MOD_POST:N-ADJ (activation,of)
SUBJ:V-N (__NODE__,@card@)