1795
Acute treatment with apomorphine caused disruption of prepulse inhibition ( PPI ) in controls and in rats that had undergone either maternal deprivation or corticosterone treatment , but was surprisingly absent in rats that had undergone the combined early and late stress .
 Chemical: apomorphine; Chemical: corticosterone
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: apomorphine; Chemical: corticosterone