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Our data further indicate reduction of Delta psi M and increased [ Ca ( 2 + ) ] ( i ) during apoptosis induction by neferine with increased expression of apoptotic proteins such as Bax , Bad , cleaved forms of caspase 3 , caspase 9 and PARP , with the downregulation of anti - apoptotic protein Bcl2 in HepG2 cells .
 Chemical: Ca ( 2 + ); Chemical: neferine
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: Ca ( 2 + ); Chemical: neferine