22024
Oxysterols have been shown to interfere with proliferation and cause the death of many cancer cell types , such as leukaemia , glioblastoma , colon , breast and prostate cancer cells , while they have little or no effect on senescent cells .
 Chemical: Oxysterols
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: Oxysterols