4356
Increases of MAP occurred after LV administration of 1 , 10 and 50 ng of AVP in WKY and of 10 and 50 ng in SHR .
 Chemical: AVP
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: AVP