953
It is clear from various studies that the activity of the NADPH oxidase can be modulated through the regulation of the GTP-GDP state of Rac .
 protein: GTP-GDP state; protein: Rac; protein: NADPH oxidase
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: GTP-GDP state; protein: Rac; protein: NADPH oxidase