2566
The results showed that intracollicular microinjection of MK - 801 and AP7 previous to systemic injections of haloperidol significantly attenuated the catalepsy , as indicated by a reduced latency to step down from a horizontal bar .
 Chemical: MK - 801; Chemical: AP7; Chemical: haloperidol; Disease: catalepsy
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: MK - 801; Chemical: AP7; Chemical: haloperidol; Disease: catalepsy