29014
Further , TCDD exposure decreased the level of pSer9 - GSK - 3 beta and beta - catenin , and increased apoptosis in the PC12 neuronal cell line in a dose - dependent manner .
 Chemical: TCDD
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: TCDD