520
In addition , cGMP generation and cGMP - dependent protein kinase G ( PKG ) expression in aortic strips were increased by CA treatment .
 Chemical: cGMP; Chemical: cGMP
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: cGMP; Chemical: cGMP