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In vitro studies have shown that the mast cell seems to behave as a helper cell for capillary endothelial cells , in some way speeding up their rate of directional migration .
 Anatomy: mast cell; Anatomy: helper cell; Anatomy: capillary endothelial 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: mast cell; Anatomy: helper cell; Anatomy: capillary endothelial cells