2687
These data suggest that 1 ) apigenin delays the long - term forgetting but did not modulate the 24 h retention of fear memory and 2 ) the obtained beneficial effect of apigenin on the passive avoidance conditioning is mediated by mechanisms that do not implicate its action on the muscarinic cholinergic system .
 Chemical: apigenin; Chemical: apigenin
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: apigenin; Chemical: apigenin