9636
The levels of the apoptosis effector proteins Bak and Bad were enhanced, whereas there was a slight down-regulation of the apoptosis suppressor protein Bcl-2 after treatment of the cells with PDBu and DMSO .
 ( protein: Bcl-2, None) , ( protein: apoptosis suppressor protein, None) , ( protein: Bak, None) , ( protein: Bad, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: Bcl-2, None) , ( protein: apoptosis suppressor protein, None) , ( protein: Bak, None) , ( protein: Bad, None) 