6109
The chemopreventive effect of beta - cryptoxanthin from mandarin on human stomach cells ( BGC - 823 ) .
 Chemical: beta - cryptoxanthin
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 - cryptoxanthin