2586
Host - derived angiopoietin - 2 affects early stages of tumor development and vessel maturation but is dispensable for later stages of tumor growth .
 Anatomy: tumor; Anatomy: vessel; Anatomy: tumor
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: tumor; Anatomy: vessel; Anatomy: tumor