2514
In addition , this study mechanistically implicates IRSp53 in the signaling nexus between activated Cdc42 and Mena , both of which have previously been shown to be involved with Robo4 signaling in endothelial cells .
 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