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The second preparation consisted of human IL 1 partially purified from supernatants of human peripheral blood mononuclear cells stimulated with S . albus .
 Anatomy: supernatants; Anatomy: peripheral blood mononuclear cells
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: supernatants; Anatomy: peripheral blood mononuclear cells