2623
Thus , we herein report a novel , efficient method for identifying VEGFR - 2 kinase inhibitors and introduce one , TKI - 31 , that may prove to be a useful new angiogenesis inhibitor .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
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