1735
These results reveal upregulation of an endogenous angiogenesis inhibitor during multi step tumorigenesis and identify enhanced stromal TSP - 2 expression as a novel host anti - tumor defense mechanism .
 Anatomy: stromal; Anatomy: tumor
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: stromal, tumor 
Answer:
 Anatomy: stromal; Anatomy: tumor