3358
Of all the secretory products of mast cells tested , only heparin stimulated capillary endothelial cell migration in vitro .
 Anatomy: mast cells; Anatomy: capillary endothelial cell
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 cells; Anatomy: capillary endothelial cell