2271
Nitric oxide ( NO ) , gaseous neurotransmitter , has contradictor role in epileptogenesis due to opposite effects of L - arginine , precursor of NO syntheses ( NOS ) , and L - NAME ( NOS inhibitor ) observed in different epilepsy models .
 Chemical: Nitric oxide; Chemical: NO; Chemical: L - arginine; Chemical: NO; Chemical: L - NAME; Disease: epilepsy
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: Nitric oxide; Chemical: NO; Chemical: L - arginine; Chemical: NO; Chemical: L - NAME; Disease: epilepsy