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Together , the results of this study identify molecular mechanisms that initiate hemangiosarcoma , a key step in understanding safety concerns that can impact drug decision processes , and identified hypoxia as a possible contributing factor for 2 - BE - induced hemangiosarcoma in mice .
 Anatomy: hemangiosarcoma; Anatomy: hemangiosarcoma
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: hemangiosarcoma; Anatomy: hemangiosarcoma