19260
The metabolic inhibitor azide ( 3 mM ) , the KATP channel opener diazoxide ( 340 mu M ) , and the Ca ( 2 ) ( + ) channel blocker nifedipine ( 20 mu M ) significantly reversed Rb1 - mediated GLP1 secretion .
 azide, diazoxide, Ca ( 2 ) ( + ), nifedipine, Rb1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 azide, diazoxide, Ca ( 2 ) ( + ), nifedipine, Rb1