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Studies were performed on several superficial veins from the rabbit face to examine the relationship between beta adrenoceptor subtype distribution , intrinsic myogenic tone and sympathetic nerve innervation .
 GENE: beta adrenoceptor subtype
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: beta adrenoceptor subtype