23878
beta - Ionone also inhibited cell cycle - related proteins of Cdk4 , Cyclin B1 , D1 and increased p27 protein expression in SGC - 7901 cells .
 Chemical: beta - Ionone
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: beta - Ionone 
Answer:
 Chemical: beta - Ionone