17613
Inhibition of G beta gamma - subunit signaling to phospholipase C beta 3 has been shown to potentiate morphine - mediated antinociception while attenuating the development of tolerance and dependence in mice .
 Chemical: morphine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: morphine 
Answer:
 Chemical: morphine