3713
Integrins and growth factors are capable of activating the ras / MAP kinase pathway in vitro , yet how these signals influence endothelial cells during angiogenesis is unknown .
 Anatomy: 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: endothelial cells