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Together , our findings demonstrate a novel role of TSP - 1 to inhibit tumor - stroma reaction that could be attributed to the blockage of activated fibroblasts from invading cancer cells .
 Anatomy: tumor; Anatomy: stroma; Anatomy: fibroblasts; Anatomy: cancer cells
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: stroma; Anatomy: fibroblasts; Anatomy: cancer cells