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Recently , " metallomics , " in addition to genomics and proteomics , has become a focus as a novel approach to identify sensitive fluctuations in homeostasis that accompany metabolic processes , such as stress responses , differentiation , 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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