2892
These findings indicate that in spontaneously hypertensive rats the effects of central alpha - adrenoceptor stimulation involve activation of opiate receptors .
 Disease: hypertensive
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: hypertensive 
Answer:
 Disease: hypertensive