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[ Decreased stimulation of glycosaminoglycan synthesis by human skin fibroblasts by interleukin 6 within the scope of in vitro aging ] .
 Anatomy: skin fibroblasts
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: skin fibroblasts