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We conclude that anti - angiogenic action of thalidomide is due to direct inhibitory action on VEGF secretion and capillary microvessel formation as well as immunomodulatory influence on EA . hy 926 cells migration and adhesion .
 capillary microvessel, EA . hy 926 cells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 capillary microvessel, EA . hy 926 cells