2182
Our results indicate that iCC express relevant cardiac markers such as ion channels ( SCN5A , KCNJ2 , CACNA1C , KCNQ1 , and KCNH2 ) , tissue - specific structural markers ( MYH6 , MYLPF , MYBPC3 , DES , TNNT2 , and TNNI3 ) , and transcription factors ( NKX2 . 5 , GATA4 , and GATA6 ) and lack the expression of stem cell markers ( FOXD3 , GBX2 , NANOG , POU5F1 , SOX2 , and ZFP42 ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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