24893
A cell - based analysis of these surfaces with human fibroblasts showed a high degree of adhesion to the surface in its adherent state ( 37 (o) C ) , thus promoting cell viability and proliferation .
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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:
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