+---------------COMP:V-N(in)--------------+    
      +--------------SUBJ:V-N-------------+         +---------MOD_ATT:N-ADJ---------+    
      +--------COMP:N-N(of)-------+       |         |      +------MOD_ATT:N-ADJ-----+    
      |           +-MOD_ATT:N-ADJ-+       |         |      |      +--MOD_ATT:N-ADJ--+    
      |           |       +MOD_ATT+       |         |      |      |         +MOD_ATT+    
      |           |       |       |       |         |      |      |         |       |    
 Expression of __SP__ __NODE__ mRNA(s) occurs in __SP__ common myeloid progenitor cells .
COMP:N-N(of) (expression,mRNA(s))
MOD_ATT:N-ADJ (mRNA(s),__SP__)
MOD_ATT:N-ADJ (mRNA(s),__NODE__)
SUBJ:V-N (occur,expression)
COMP:V-N(in) (occur,cell)
MOD_ATT:N-ADJ (cell,__SP__)
MOD_ATT:N-ADJ (cell,common)
MOD_ATT:N-ADJ (cell,myeloid)
MOD_ATT:N-N (cell,progenitor)