510
G . atrum polysaccharide increased the production of NO , and the level of mRNA expression of inducible nitric oxide synthase in a dose - response manner .
 Chemical: NO; Chemical: nitric oxide
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: NO; Chemical: nitric oxide