16734
Co - treatment of astrocytes with antofine and the intracellular Ca ( 2 + ) chelator BAPTA - AM prevented downregulation of Cx43 and inhibition of GJIC .
 Chemical: antofine; Chemical: Ca ( 2 + ); Chemical: BAPTA - AM
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: antofine; Chemical: Ca ( 2 + ); Chemical: BAPTA - AM