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Expression of bFGF on normal human tissues was ubiquitously detected in the basement membranes of all size blood vessels , but was not found in epidermal or epithelial basement membranes of a variety of tissues tested .
 tissues, basement membranes, blood vessels, epidermal, epithelial basement membranes, tissues
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 tissues, basement membranes, blood vessels, epidermal, epithelial basement membranes, tissues