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Opening of Panx1 HCs during repetitive activation allows efflux of ATP , influx of glucose and possibly Ca ( 2 + ) too , which are required for potentiation of contraction .
 Chemical: ATP; Chemical: glucose; Chemical: Ca ( 2 + )
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: ATP; Chemical: glucose; Chemical: Ca ( 2 + )