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Forced expression of SEMA3F , but not SEMA3B in ovarian cancer cells , significantly inhibited endothelial cell tube formation .
 ovarian cancer cells, endothelial cell tube
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 ovarian cancer cells, endothelial cell tube