819
Ephrin - A5 induces a growth cone collapse , resulting in reduced growth cone area and filopodia number in GFP but not CA - MEK1 expressing neurons .
 Anatomy: growth cone; Anatomy: growth cone; Anatomy: filopodia; Anatomy: neurons
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: growth cone; Anatomy: growth cone; Anatomy: filopodia; Anatomy: neurons