1098
The decline in circulating endothelial cells and their precursors suggests that this combination may be working by inhibiting angiogenesis but should be validated in a larger patient sample .
 Anatomy: circulating endothelial cells; Anatomy: precursors
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: circulating endothelial cells; Anatomy: precursors