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When TB4 expression in B16F10 cells was inhibited by the infection with small hairpin ( sh ) RNA of TB4 cloned in lentiviral vector , tumor cell migration was retarded .
 Anatomy: B16F10 cells; Anatomy: tumor cell
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: B16F10 cells; Anatomy: tumor cell