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; protein: apoptosis suppressor protein; protein: Bak; protein: Bad
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: Bcl-2, apoptosis suppressor protein, Bak, Bad 
Answer:
 protein: Bcl-2; protein: apoptosis suppressor protein; protein: Bak; protein: Bad