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The aim of the present study was to investigate the effects of baicalein on bleomycin - induced pulmonary fibrosis , and the novel mechanisms involved in the anti - fibrosis effects .
 Chemical: baicalein; Chemical: bleomycin
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: baicalein; Chemical: bleomycin