3617
Apoptosis initiation of beta - ionone in SGC - 7901 gastric carcinoma cancer cells via a PI3K - AKT pathway .
 Chemical: beta - ionone
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: beta - ionone