12055
We aim to define the role of P2XRs during islet allograft rejection and to establish a novel anti - P2XRs strategy to achieve long - term islet allograft function .
 None
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:  
Answer:
 None