19509
MCF - 7 breast cancer spheroids which are placed on lymphendothelial cells ( LECs ) induce " circular chemorepellent - induced defects " ( CCIDs ) in the LEC monolayer resembling gates for intravasating tumour bulks at an early step of lymph node colonisation .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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