30588
After administration of nicotine , intracortical facilitation in smokers increased , while in non - smokers , inhibition ( SICI , SAI ) was enhanced .
 Chemical: nicotine
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: nicotine