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Immunotargeting using an anti - IGF - IR neutralizing antibody on human fetal lung explants demonstrated a significant blockade of IGF - IR signaling .
 Anatomy: fetal lung explants
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: fetal lung explants