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The histopathological studies in the brain of rats also supported that QE markedly reduced the Cd - induced histopathological changes and well preserved the normal histological architecture of the frontal cortex tissue .
 Chemical: Cd
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: Cd