1857
Among the pathways involved in pericyte recruitment during embryonic development , the contribution of platelet - derived growth factor B and sphingosine 1 - phosphate is confirmed in tumour angiogenesis .
 Anatomy: pericyte; Anatomy: embryonic; Anatomy: tumour
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: pericyte; Anatomy: embryonic; Anatomy: tumour