2982
To elucidate APP contributions to neurite growth for full - length APP and sAPP , we cultured wild type ( WT ) and APP knockout ( KO ) neurons in sAPP alpha and / or RAP and measured neurite outgrowth at 1 day in vitro .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None