9272
Sequential delivery of TAT - HSP27 and VEGF was critical to protect against muscle degeneration and fibrosis , as well as to promote new blood vessel formation in the ischemic site of a mouse model .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None