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Further , Al treatment significantly elevated the fluorescence polarization , anisotropy and order parameter , which however were normalized upon Zn co - administration .
 Chemical: Al; Chemical: Zn
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Al; Chemical: Zn