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Anti - metastasis effects of gallic acid on gastric cancer cells involves inhibition of NF - kappaB activity and downregulation of PI3K / AKT / small GTPase signals .
 Anatomy: gastric cancer cells
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: gastric cancer cells