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At this writing , heparin appears to be the principal mast cell factor responsible for this effect on capillary endothelial cells .
 Anatomy: mast cell; Anatomy: capillary endothelial cells
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: mast cell, capillary endothelial cells 
Answer:
 Anatomy: mast cell; Anatomy: capillary endothelial cells