30195
Here we show that puerarin increases proliferation and differentiation and opposes cisplatin - induced apoptosis in human osteoblastic MG - 63 cells containing two estrogen receptor ( ER ) isoforms .
 Chemical: puerarin; Chemical: cisplatin; Chemical: estrogen
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: puerarin, cisplatin, estrogen 
Answer:
 Chemical: puerarin; Chemical: cisplatin; Chemical: estrogen