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In vivo nuclear magnetic resonance analysis of tumor blood flow in linomide - treated animals showed localization of blood vessels almost exclusively to the periphery of the poorly vascularized tumors with a significant reduction of both vascular functionality and vasodilation .
 tumor, blood, blood vessels, tumors, vascular
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 tumor, blood, blood vessels, tumors, vascular